• 钉牢,钉住,要求履行诺言,要求把…讲明

Verb:

1. succeed in obtaining a position;

   "He nailed down a spot at Harvard"
   

2. define clearly;

   "I cannot narrow down the rules for this game"
   

3. make final; put the last touches on; put into final form;

   "let's finalize the proposal"
   

1.弄清;确定
If younail down something unknown or uncertain, you find out exactly what it is.

nail down的近义词

e.g. It would be useful if you couldnaildown the source of this tension.
如果你能弄清这种紧张的根源，将会大有益处。

2.确定(协议)
If younail down an agreement, you manage to reach a firm agreement with a definite result.

e.g. The Secretary of State and his Russian counterpart met to try tonaildown the elusive accord.
美国国务卿和俄罗斯外交部长进行了会晤，试图敲定这项难以达成的协议。

3.钉牢;钉住
If younail somethingdown, you fix it firmly onto something.

e.g. Lay strips of 4mm ply over the mesh andnail thesedown with panel pins.
把4毫米厚的胶合板条铺在网子上，然后用镶板钉钉牢。

1. 用钉钉住：naildown to 束缚 |naildown 用钉钉住 |nail file 指甲锉

2.

2. 达成协议,做成生意：192. make both ends meet 收支平衡 | 193.naildown 达成协议,做成生意 | 194. anothernail in your coffin 有害健康,危及生命的东西 coffinnail 香烟

3. nail down的解释

3. 明确,确定(做法、协议等)：multipolar world 多极世界 |naildown 明确,确定(做法、协议等) | neutrality 中立地位

4. 钉牢：nail cutters ==> 指甲剪 |naildown ==> 钉牢 |nail drawer ==> 拔钉钳

Will you nail down that loose board in the floor?

请把那块松动的地板钉牢好 吗 ?

It would be useful if you could nail down the source of this tension.

如果你能弄清这种紧张的根源，将会大有益处。

It took the negotiators ten hours to nail down a deal.

参加协商的人花了十个小时才敲定一桩生意.

We should sign a contract with them to nail down their agreement.

我们应该与他们签订合同,把协议确定下来.

You should nail down the agreement in October.

你应在十月份就把协定确定下来.

All we wanted to do was to nail down these thirty hostile divisions.

我们总的目标只是要严密困住敌人的这三十个师.

I must buy a hammer with which to nail down the box.

我必须买一把锤子钉箱子.

Signing the contract will nail down their agreement.

签署合同将使他们的协议肯定下来.

Signing the contract will nail down our agreement.

在合同上签字将使我们的协议成为定案.

So why is this so to nail down? And what is being done to solve it?

那么,为什么这个会这样难以明确? 以及现在该做些什么来解决它?

Why is it considered necessary to nail down the lid of a coffin?

为什么非要用钉子把棺材的盖子钉住?

Through the analyzing, we deeply nail down the legal status and legal relationship.

通过分析论述, 进一步明确了货运代理人的法律地位及法律关系.