用法学习: 1. radical sigh 根号 the sign √ which indicates the square root of the number following (or a higher root indicated by a preceding superscript numeral). In mathematics, the radical sign or radical symbol or root symbol is a symbol for the square root or higher-order root of a number. The square root of a number 开平方 x is written as ... while the nth 开几次方 root of x is written as. principal root (mathematics) A nonnegative number which raised to the power n is equal to the radicand of an nth degree root. The square roots of 4 are 2 and -2, the principal square root of 4 开平方 is 2. The 4th roots of 16 are 2 and -2, the principal 4th root of 16 开n次方(cube root 开3次方) is 2. X to the Y power: X的Y次方 (x2 x to the second power, 二次方, to the third power. ). 代入变量用substitute. 变量x=7满足等式, X equal to 7 will satisfy the equation. True equations: All of the equations we just looked at were true equations because the expression on the left-hand side was equal to the expression on the right-hand side. equation是等式也是方程. 解方程是 solving equation. 一元一次方程, one dimension equation with 2 unknowns or 2 variables. 分数读法: 3/5 读作three fifths, 5/3: five thirds (y over x (y/x) 可以读作Y比X 不是分数, 是比的意思). to make the equation true. 是等式相等. In order to hold the equality. 为保持等式相等. 2. The important thing to take away 需要注意的事, 需要记住的事 from here is that. linear equation 线性方程. plot I. [intransitive/transitive] to make a secret plan with other people to do something bad. a woman who plotted the murder of her husband. He warned that they might be plotting a coup against the administration. plot to do something: The men were charged with plotting to overthrow the government. a. [transitive] to secretly plan to do something. The girls had been plotting Antonia's party in great excitement. II. [transitive] to mark on a map the way that a ship or airplane travels. plot a course for something: We plotted a course for one of the smaller islands. a. to mark points on a graph 在函数图上标出函数点. Let's mark off some hash marks here, this is x equals to 1, x equals to 2 (Hash marks 小竖线 are short lines, running perpendicular to sidelines or sideboards, used to mark locations, primarily in sports. a line drawn on something that is used for measuring or counting something. ). III. [transitive] literature to invent the series of related events that make up the main story in a book, movie, etc. a densely plotted novel. the plot thickens 事情变得更复杂 used for saying that a situation is becoming more complicated or mysterious. slope-intercept form的线性方程. Y = 2X + 3. 2是slope, 3是intercept. 3. bash I. [transitive] to publicly criticize someone. A little media bashing every now and again keeps s all honest. Let's let the Alan-bashing begin, who's gonna take the first shot. Thanks for not bashing her during this, I know you've been dying to极度渴望. She used her weekly column to bash the school system and everyone who worked in it. II. [intransitive/transitive] to hit someone or something very hard, often causing injury or serious damage. At
the edge of those woods, my skull was bashed in with a rock 打烂你脑壳,
打碎你脑袋. I swear to god, if you are gonna diagnose me with post-traumatic
shock syndrome, I am gonna bash your goddamn face in. 打的你满地找牙. If you
don't shut up I'm going to bash your head in. They had to bash the door
down to get to the fire. n. a party or celebration. welcome-home bash. 欢迎回家晚会 a New Year's Eve bash. bash out to produce something very quickly and without working very hard. beat/bash someone's brains out to kill or badly injure someone by hitting their head very hard. Gossip girl: She can be so infuriating. Sometimes I just want to Okay, enough Blair bashing. No. don't stop on my account 因为我, 为了我, 为我,
please. Keep on bashing. I mean, obviously we have things to talk about
and we'll talk about them, But it's no big deal, right? Oh, god. on sb's account If something is said to be on someone's or something's account, it is because of that person or thing: I'm
not very hungry, so please don't cook on my account (= don't cook just
for me). They were tired, but not any less enthusiastic on that account. on one's own account
If you take part in a business activity on your own account, you do it
for yourself, and not as a representative or employee of a company. She had plans to set up in business on her own account.
II. If you do something on your own account, you do it because you want
to and without being asked, and you take responsibility for your own
action. I told him if he withdrew it was on his own account. How I met your mother: Marshall: Dude, that is cold-blooded. Ted: It was an honest mistake 无心之失, 无心之过, 不是故意的. Look, when somebody opens up a container with an entire chicken in it, it's okay to assume they made lunch for everyone. Robin: Ted, that girl didn't quit. You destroyed her. Ted: It was an whole chicken. And did I mention she had 12 sides? Barney: Oh, now you're gonna bash her figure 批评她身材. Real classy, Ted. Ted: So, Lily, what do you say? Do you want the job? Lily: What would I be doing? Ted: Basically, you're sort of a general office assistant. 4. gravity I. Gravity is the force which causes things to drop to the ground. Arrows would continue to fly forward forever were it not for gravity, which brings them down to earth. II. centre of gravity. III. The gravity of a situation or event is its extreme importance or seriousness 重要意义, 重大程度, 严重性, 重要性. They
deserve punishment which matches the gravity of their crime. [+ of].
Not all acts of vengeance are of equal gravity. The gravity of what
happened hit her after she wakes up the next monring.
IV. The gravity of someone's behaviour or speech is the extremely
serious way in which they behave or speak. a serious attitude. He was criticized for his lack of gravity 轻佻, 不庄重, 不严肃. There was an appealing gravity 严肃, 庄重, 不苟言笑 to everything she said. 明星家: In the kitchen itself, an island with a gorgeous marble granite counter top is the central focus, while country kitchen style built-in shelves display Jackie's all-white crockery ( [ˈkrɑkəri] 杯, 盘子, 碗. plates, cups, bowls, etc. used for serving food. ) collection, in-keeping with the grey and white colour scheme 颜色整体设计.
Chrome vintage industrial ceiling lights add a modern edge to the
kitchen area. A light, open-plan kitchen and living room with wide-plank wooden floorboards, furnished in a largely neutral colour palette gives the heart of Jackie's home an easy, beach-side feel oozing 透着 class and elegance. 5. reason I. [transitive] formal to make a particular judgment after you have thought about the facts of a situation in an intelligent and sensible way. reason (that): We reasoned that they would not dare leave before dark. II. [intransitive] to have the ability to think in an intelligent way, make sensible decisions, and form clear arguments. you might have reasoned that. variable ['veriəb(ə)l] (vary very 发音一样) bury berry barry 三者发音一样, 所有这些单词的标准美语发音全部一样: BARRY (男孩名), BERRY(strawberry), BURY[ˈberi]; VARY [ˈveri], VERY; FERRY, FAIRY [ˈferi]. ratio[ˈreɪʃiəʊ]. excess 美音英音重音都在第二个音节 [US ɛkˈsɛs; 'ɛksɛs] UK [ɪkˈses] access [ˈækses]. axis 和 axes的区别仅仅是前者末尾是[s]后者末尾是[z]. exes 前任们[eksiz]. 复数的读音规则: a. 一般来说，s在元音或浊辅音后读[z]，在清辅音后面读成[s]，在[t]后与[t]在一起读成[ts]，在[d]后与[d]一起读成[dz]. b. 以s,sh,ch,x结尾的词在词尾加－es，读[iz]. c. 以o结尾的词, 无论加s还是es，都读[z]. 3. 以f或fe结尾的词，多数把f,fe变为v，再加－es，读[vz]。6. 在美语里clothes 读起来像和close一样。months [mʌnθ]读起来像是once的结尾. sussex [ˈsʌsɪks].
Hotel Transylvania: Unable to get Johnny out of the hotel without notice, Dracula quickly improvises 急中生智 that Johnny is a party planner, brought in to bring a fresher approach to his own traditional and boring parties. Johnny quickly becomes a hit 大受欢迎 to the other monsters, but this disgusts and worries Dracula greatly. Dracula orders Johnny to leave, but Johnny is brought back by Mavis. After being shown the beauty of a sunrise by Johnny, Mavis is inspired to give humans another chance. Dracula leads Johnny to his quarters 起居室 and shows him a painting of Martha, allowing Johnny to realize why Dracula built the hotel and became overprotective of Mavis. Johnny then agrees to leave for good, but Dracula convinces him to stay for the time-being to avoid ruining Mavis's birthday. The party is a great success the next night, and Mavis looks forward to opening a gift from Martha. However, when Johnny and Mavis share their first kiss, Dracula overreacts, and, in his outburst, inadvertently [ˌɪnədˈvɜː(r)t(ə)ntli] confesses to deceiving Mavis with the town. A still-frozen Quasimodo bursts in and Mr. Fly (Chris Parnell) reveals from his frozen speech that Johnny is a human disguised by Dracula. The guests are outraged by the deceit at play 正在上演的(at play I. Actively playing or involved in other leisure activities. The children are at play, and I am doing household chores. Whether I am at work or at play, I try to be pleasant to people. The kids love the game you bought them—they've been at play for hours now. What do you like to do when you're at play? Playing, in the process of playing. There are children at play. She watched the children at play in the park. II. Active or existing as something to be considered. It's a complicated matter with several important issues at play 同时起作用. 关于沙特记者死亡事件有人认为土耳其图沙特的钱 Billions of dollars at play in high-stakes poker game 博弈 - What Turkey really want from Saudi over embassy killing. activities that are done because they are enjoyable and fun, especially by children. The second-graders have a play period right after lunch. in play I. if a ball is in play, it is within the area where a game can be played. Of a ball in a game, in an area or position where play is disallowed according to the game's rules. The referee ruled that, because the ball was still in play, the tackle was not illegal. They're trying to keep the ball in play to keep pressure on their opponents' goal. II. [of a company or its stock] in the process of being bought out by another company. The company I bought stock in is now in play. This stock is in play. III. In action or operation. For example, A number of conflicting forces were in play, so the outcome was uncertain. It is also put as bring into play, meaning "to put into action," as in The surprise witness brought new evidence into play. play at: I. If you say that someone is playing at something, you disapprove of the fact that they are doing it casually and not very seriously. [disapproval] We were still playing at war 玩闹 不当真, 不当回事 轻视 –dropping leaflets instead of bombs. II. If someone, especially a child, plays at being someone or doing something, they pretend to be that person or do that thing as a game. Ed played at being a pirate. III. 耍花招, 密谋. 到底想说什么, 耍什么花招, 到底想干什么, 打的什么鬼主意. If you do not know what someone is playing at 搞不懂, 想不明白, you do not understand what they are doing or what they are trying to achieve. [informal] She began to wonder what he was playing at. [VERB PARTICLE] 'What do you think you're playing at?' he said. 'I can't sell this.' angle for something 暗示, 暗地里要, 明着暗着说, 话里话外的暗示 暗示什么
to try to make someone give you something without asking for it
directly. To try to obtain something by subtle indirect means: political
manoeuvres, suggestion, etc. She didn't want Ron to think that she was angling for sympathy. get at something I. 一般用进行时. usually progressive to try to suggest something without saying it directly. to suggest or express something in a way that is not direct or clear: Do
you see the point I'm getting at?你明白我想说的意思吗 You mean I shouldn't come
tonight – is that what you're getting at 是不是你想说的, 你的真正意思? What are you getting at 话里有话, 话中有话, 意有所指, 暗指, 指的是什么, 暗示什么? II. to discover the true facts about something. to discover information, especially the truth about a situation I was determined to get at the truth. This was an attempt to stop reporters from getting at the truth. III. 够得到, 够得着, 摸得到. to manage to reach or touch something. to reach something: I keep cleaning supplies on a high shelf where my three-year-old can‘t get at them. I keep the cookies up here where the children can't get at them. ), but Mavis is undeterred 不为所动 and wants to be with Johnny. Johnny feigns disinterest in Mavis and rejects 拒绝 her out of respect for her father and leaves the hotel. The four head to the airport, but are held up 被挡在 in a town celebrating a Monster Festival along the way. Admiring the group, the humans agree to help, and a team of men dressed as vampires provide Dracula shelter from the sunlight while he rushes to the airport. While the family argues, Dennis sadly flees the hotel and enters the forest with Winnie in tow [tou] 跟着, 相跟着, 跟在后边(in a row [rou]. row n. v. 划船 念[rou], 争吵动词念[rau])(tow v. to pull a vehicle or boat by attaching it to the back of another vehicle or boat. The car broke down and had to be towed home. n. the activity of pulling one vehicle or boat behind another. They gave us a tow to the nearest garage. tow truck 拖车 a truck used for moving vehicles that cannot be driven. tow rope 拖车绳 a rope used for towing a vehicle or boat. on tow 被拖着 being towed by another vehicle or boat. in tow if you have someone in tow, they are following you because you are taking them somewhere. Alice went marching off with her husband and kids in tow.), hiding in her treehouse. They are attacked by Bela, who mistakes Dennis for a human. When Bela injures Winnie and threatens to destroy the hotel, Dennis' anger causes him to instantly grow his fangs and his vampire abilities manifest 显现. He begins to fight Bela, who calls his giant-bat minions. Dracula, Mavis, Dennis, Johnny, the rest of the monsters, and Johnny's family team up to defeat Bela's allies. A livid 暴怒的, 怒不可遏的 ( I. informal extremely angry. II. mainly literary dark purple or blue-gray in color. ) Bela then attempts to kill Johnny himself with a stake. Having been won over 说服 by Dracula's claim that humans are harmless now, Vlad shrinks Bela and tells him never to bother his family again. With Dennis having vampire abilities, Mavis and Johnny continue to raise him in Transylvania, and they resume the party with his friends.
