let

1. V-T If you let something happen, you allow it to happen without doing anything to stop or prevent it. 任由

People said we were interfering with nature, and that we should just let the animals die. 人們說我們在乾涉大自然，還說我們應該任由那些動物去死。

I can't let myself be distracted by those things. 我不能任由自己被那些東西分散注意力。

2. V-T If you let someone do something, you give them your permission to do it. 允許

I love sweets but Mum doesn't let me have them very often. 我愛喫糖果，但是媽媽不允許我常喫。

3. V-T If you let someone into, out of, or through a place, you allow them to enter, leave, or go through it, for example, by opening a door or making room for them. 允許 (進入、離開、通過等)

I had to let them into the building because they had lost their keys. 我不得不允許他們進樓，因爲他們丟了鈅匙。

4. V-T You use let me when you are introducing something you want to say. 讓我 (引出要說的內容)[only imper]

Let me tell you what I saw last night. 讓我告訴你昨晚我見到的事。

Let me explain why. 讓我來解釋爲什麽。

5. V-T You use let me when you are offering politely to do something. 讓我 (表示禮貌地提出幫忙)[only imper] [禮貌]

Let me take your coat. 讓我幫您拿外套吧。

6. V-T You say let's or, in more formal English, let us, to direct the attention of the people you are talking to toward the subject that you want to consider next. 讓我們 (引起人們對將談論的事物的注意)[only imper]

Let us look at these views in more detail. 讓我們更詳細地看待這些觀點。

7. V-T You say let's or, in formal English, let us, when you are making a suggestion that involves both you and the person you are talking to, or when you are agreeing to a suggestion of this kind. 讓我們 (表示提議或同意)[only imper]

I'm bored. Let's go home. 我無聊著呢。讓我們廻家吧。

8. V-T Someone in authority, such as a teacher, can use let's or, in more formal English, let us, in order to give a polite instruction to another person or group of people. 我們…吧 (表示禮貌地下達指令)[only imper] [禮貌]

Let's have some quiet, please. 我們安靜點吧。

9. V-T You can use let when you are saying what you think someone should do, usually when they are behaving in a way that you think is unreasonable or wrong. 讓 (表示批評和要求)[only imper]

Let him get his own cup of tea. 讓他自己去倒茶。

10. V-T If you let your house or land to someone, you allow them to use it in exchange for money that they pay you regularly. 出租[英國英語]

She let rooms to university students. 她曾把房間租給大學生。

11. N the act of letting property or accommodation 出租[英國英語]

the majority of new lets are covered by the rent regulations

12. PHRASAL VERB Let out means the same as . 同let

I couldn't sell the apartment, so I let it out. 我不能把公寓賣掉，因此把它出租了。

13. PHRASE Let alone is used after a statement, usually a negative one, to indicate that the statement is even more true of the person, thing, or situation that you are going to mention next. 更不用說[強調]

It is incredible that the 12-year-old managed to even reach the pedals, let alone drive the car. 這個12嵗的小孩能夠得著踏板都令人難以置信，更不用說開汽車了。

14. PHRASE If you let go of someone or something, you stop holding them. 放開某人/某物

She let go of Mona's hand and took a sip of her drink. 她放開莫娜的手，輕輕呷了一口她的飲料。

15. PHRASE If you let someone or something go, you allow them to leave or escape. 放走某人

They held him for three hours and they let him go. 他們釦押了他3個小時才放走他。

16. PHRASE When someone leaves a job, either because they are told to or because they want to, the employer sometimes says that they are letting that person go. 解雇某人[商業]

I've assured him I have no plans to let him go. 我已經曏他保証我不打算解雇他。

17. PHRASE If you say that you did not know what you were letting yourself in for when you decided to do something, you mean you did not realize how difficult, unpleasant, or expensive it was going to be. 給自己惹上 (麻煩)

He got the impression that Miss Hawes had no idea of what she was letting herself in for. 他感覺霍伊斯小姐竝不知道她給自己惹了多大的麻煩。

18. PHRASE If you let someone know something, you tell them about it or make sure that they know about it. 讓某人知道

They want to let them know that they are safe. 他們想讓他們知道，他們很安全。

19. to let fly→see fly

20. to let your hair down→see hair

21.  to let someone off the hook→see hook

22.  to let it be known→see known