nail down

英 [neɪl daʊn]

美 [neɪl daʊn]

弄清; 确定; 确定（协议）

法律

柯林斯词典

• PHRASAL VERB 弄清;确定
  If younail downsomething unknown or uncertain, you find out exactly what it is.
  1. 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。
• PHRASAL VERB 确定(协议)
  If younail downan agreement, you manage to reach a firm agreement with a definite result.
  1. The Secretary of State and his Russian counterpart met to try to nail down 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。
• PHRASAL VERB 钉牢;钉住
  If younailsomethingdown, you fix it firmly onto something.
  1. Lay strips of 4mm ply over the mesh and nail these down 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。

英英释义

verb

• make final
  1. let's finalize the proposal
  Synonym:finalizefinalisesettle
• define clearly
  1. I cannot narrow down the rules for this game
  Synonym:pin downpeg downnarrow downnarrowspecify
• succeed in obtaining a position
  1. He nailed down a spot at Harvard
  Synonym:nailpeg

双语例句

• The investment side of ROI can be easier to nail down than the return, as it boils down to what it costs to build and maintain the software product.
  相对于回报来说，ROI的投资这一边更容易被固定下来，这是由于它归结为建立和维护软件产品的费用。
• 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？
• Starting with the frame list keeps the storyboard organized and helps you nail down the step-by-step outline before delving into the details of each frame or sketch.
  以框架列表开始可以使故事板有组织，而且还可以帮助你钻研每一框架或者示意图细节之前确定一步步的纲要。
• Objective: to nail down manpower allocation of prevention and control of hepatitis B in CDC in cities and counties.
  前言：目的：明确我国地（县）级疾病预防控制中心乙肝防制工作人力配置需要。
• The latter is characterized by the inability to nail down requirements up front, making it necessary to continually adapt and re-estimate as a project progresses.
  后者的特征是没有事先明确了解需求的能力，因而需要随项目的进展不断地调整适应和重新评估。
• He stayed another week, trying to nail down train tickets beyond Kuibyshev.
  他又呆了一个星期，设法弄到比古比雪夫更远的火车票。
• I'm thinking it may help us nail down the vic's ID.
  我在想这么做或许能帮我们找出死者身份。
• It take the negotiator ten hour to nail down a deal
  参加协商的人花了十个小时才敲定一桩生意
• But while Owen was top scorer on a regular basis for Liverpool in the Premier League, he struggled to nail down a starting place at the Bernabeu.
  在英超中，欧文是利物浦联赛中的顶级射手，但在伯纳乌他却为主力位置而苦苦奋斗。
• 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。