for

1. PREP If something is for someone, they are intended to have it or benefit from it. 為

Isn't that enough for you?

那對你來說不夠嗎？

...a table for two. …一張雙人桌。

He wanted all the running of the business for himself. 他想要自己管理整個企業(yè)。

2. PREP If you work or do a job for someone, you are employed by them. 為… (工作)

I knew he worked for a security firm. 我知道他為一家保安公司工作。

Have you had any experience writing for radio?

你有為電臺撰稿的經驗嗎？

3. PREP If you speak or act for a particular group or organization, you represent them. 代表 (某團體或機構)

She appears nightly on the television news, speaking for the State Department. 她每晚出現(xiàn)在電視新聞上，代表國務院發(fā)言。

4. PREP If someone does something for you, they do it so that you do not have to do it. 替… (做事)

If your pharmacy doesn't stock the product you want, have them order it for you. 如果藥房沒有你所要的產品，讓他們替你訂貨。

I hold a door open for an old person. 我替一位老人把門開開。

5. PREP If you feel a particular emotion for someone, you feel it on their behalf. 替… (感到)[adj/n PREP]

This is the best thing you've ever done – I am so happy for you!

這是你做過的最好的事–我真為你高興！

6. PREP If you feel a particular emotion for someone or something, they are the object of that emotion, and you feel it when you think about them. 對… (常懷有某種感情)[adj/n PREP]

John, I'm sorry for Steve, but I think you've made the right decisions. 約翰，我為史蒂夫感到難過，但我想你作出了正確的決定。

7. PREP You use for after words such as "time," "space," "money," or "energy" when you say how much there is or whether there is enough of it in order to be able to do or use a particular thing. 供…使用

Many new trains have space for wheelchair users. 許多新火車都為坐輪椅者留有空間。

...a huge room with plenty of room for books. …可存放大量書籍的一間大屋子。

8. PREP You use for when you make a statement about something in order to say how it affects or relates to someone, or what their attitude to it is. 對…來說

What matters for most scientists is money and facilities. 對大多數(shù)科學家來說，重要的是經費和設備。

For her, books were as necessary to life as bread. 對她來說，書就像面包一樣是生活的必需。

9. PREP After some adjective, noun, and verb phrases, you use for to introduce the subject of the action indicated by the following infinitive verb. 用于某些形容詞、名詞或動詞詞組之后，引出動詞不定式的執(zhí)行主語[PREP n to-inf]

It might be possible for a single woman to be accepted as a foster parent. 有可能接受單身女子做養(yǎng)母。

I had made arrangements for my affairs to be dealt with by one of my children. 我安排了自己的一個孩子處理我的事務。

10. PREP If you say that something is not for you, you mean that you do not enjoy it or that it is not suitable for you. 不被…喜歡; 不適合[非正式] [with neg]

Wendy decided the sport was not for her. 溫迪認定這項運動不適合她。

11. PREP If it is for you to do something, it is your responsibility or right to do it. 由… (負責)[PREP n to-inf]

I wish you would come back to Washington with us, but that's for you to decide. 我希望你和我們一起回華盛頓，但由你自己決定。

12. PREP For is the preposition that is used after some nouns, adjectives, or verbs in order to introduce more information or to indicate what a quality, thing, or action relates to. 用于某些名詞、形容詞或動詞之后，引出更多信息或指出相關的性質、事物、行為等

Reduced-calorie cheese is a great substitute for cream cheese. 低卡路里干酪是奶油干酪的極好替代品。

Parking lot owners should be legally responsible for protecting vehicles. 停車場場主應該依法負責保護車輛。

13. PREP If a word or expression has the same meaning as another word or expression, you can say that the first one is another word or expression for the second one. (意思) 相當于

The technical term for sunburn is erythema. 曬斑的專業(yè)術語是紅斑病。

14. PREP To be named for someone means to be given the same name as them. 以… (命名)[美國英語]

The Brady Bill is named for former White House Press Secretary James Brady. 布雷迪法案是以前白宮新聞秘書詹姆斯·布雷迪命名的。

15. PREP You use for in a piece of writing when you mention information which will be found somewhere else. 至于… (用于指可以在文中其它地方找到的信息)

For further information on the life of William James Sidis, see Amy Wallace, "The Prodigy."

要了解更多關于威廉·詹姆斯·西迪斯的生平，參閱艾米·華萊士的《神童》。

16. PREP For is used in conditional sentences, in expressions such as "if not for" and "were it not for," to introduce the only thing which prevents the main part of the sentence from being true. 要不是

If not for John, Brian wouldn't have learned the truth. 要不是約翰，布萊恩不會了解真相。

The earth would be a frozen ball if it were not for the radiant heat of the sun. 要是沒有太陽的輻射熱，地球將會是一個冰凍的球體。

17. as for→see as

18. but for→see but

19. for all→see all

PREP

1. PREP You use for when you state or explain the purpose of an object, action, or activity. 為了 (表示目的、用途)[PREP n/-ing]

...drug users who use unsterile equipment for injections of drugs. …用未消過毒的器具注射毒品的吸毒者們。

The knife for cutting sausage was sitting in the sink. 用于切香腸的刀在水槽里。

2. PREP You use for after nouns expressing reason or cause. 因為 (作介詞，用于表示原因的名詞后)[n PREP n/-ing]

He's soon to make a speech explaining his reasons for going. 他很快將會發(fā)表講話說明去的原因。

The county hospital could find no physical cause for Sumner's problems. 縣醫(yī)院查不出薩姆納的問題的生理原因。

3. PREP If something is for sale, hire, or use, it is available to be sold, hired, or used. 供 (銷售、租用、使用)

Freshwater fish for sale. 供出售的淡水魚。

...a room for rent. …一間供租用的房間。

4. PREP If you do something for a particular occasion, you do it on that occasion or to celebrate that occasion. 為 (某場合)

He asked his daughter what she would like for her birthday. 他問他女兒想要如何過她的生日。

5. PREP If you leave for a particular place or if you take a bus, train, plane, or boat for a place, you are going there. 前往 (某地)

They would be leaving for Rio early the next morning. 他們次日一早將前往里約。

PREP

1. PREP You use for to say how long something lasts or continues. 用于表示持續(xù)的時間[PREP amount]

The toaster was on for more than an hour. 烤箱開了一個多小時。

They talked for a bit. 他們談了會兒。

2. PREP You use for to say how far something extends. 用于表示延伸的距離[PREP amount]

We drove on for a few miles. 我們繼續(xù)開了幾英里。

3. PREP If something is bought, sold, or done for a particular amount of money, that amount of money is its price. 以 (某數(shù)量的錢)[PREP amount]

We got the bus back to Tange for 30 cents. 我們以30美分乘公共汽車回到了坦格。

The Martins sold their house for about 1.4 million dollars. 馬丁一家以約一百四十萬美元把他們的房子賣了。

4. PREP If something is planned for a particular time, it is planned to happen then. 于 (某時間)

...the Baltimore Boat Show, planned for January 21 – 29. …計劃于1月21至29日舉行的巴爾的摩船展。

The designer will be unveiling her latest fashions for autumn and winter. 該設計師將公布她的最新款秋冬時裝。

5. PHRASE You use expressions such as for the first time and for the last time when you are talking about how often something has happened before. 首次/最后一次

He was married for the second time. 他第二次結婚了。

6. PREP You use for when you say that an aspect of something or someone is surprising in relation to other aspects of them. 對…來說

He was tall for an eight-year-old. 對一個8歲的孩子來說他長得很高。

7. PREP You use for with "every" when you are stating a ratio, to introduce one of the things in the ratio. 對于 (與every連用，用于引出比率中之一)

For every farm job that is lost, two or three other jobs in the area are put at risk. 對于失去的每份農場工作，該地區(qū)的其它兩三個工作就會被置于危險中。

8. PREP You can use for in expressions such as dollar for dollar or mile for mile when you are making comparisons between the values or qualities of different things. 對應 (用于比較不同事物間的價值或品質)[n PREP n]

...the Antarctic, mile for mile one of the planet's most lifeless areas. …每英里都是地球上最無生命的地區(qū)之一的南極洲。

PREP

1. PREP If you say that you are for a particular activity, you mean that this is what you want or intend to do. 想要

Right, who's for a toasted sandwich then?

好了，那誰想要一個吐司三明治呢？

2. PREP If you are for something, you agree with it or support it. 贊成; 支持

Are you for or against public transportation?

你是支持還是反對公共交通？

3. PREP You use for after words such as "argue," "case," "evidence," or "vote" in order to introduce the thing that is being supported or proved. 支持[n/v PREP n]

Another union has voted for industrial action in support of a pay claim. 又一個工會已投票贊成支持加薪要求的勞工行動。

The case for nuclear power is impressive. 支持核能的論據令人印象深刻。

4. ADV For is also an adverb. 支持地[ADV after v]

833 delegates voted for, and only 432 against. 833名代表投票支持，只有432人反對。

5. PHRASE If you say that you are all for doing something, you agree or strongly believe that it should be done, but you are also often suggesting that other people disagree with you or that there are practical difficulties. 完全贊成; 極力支持

He is all for players earning what they can while they are in the game. 他完全贊成運動員在役期間能賺多少錢就賺多少。