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

• To nail down the aim of a class is the premise of merging setting-up and producing, to design elastic teaching procedure is the assurance, and to control a class smartly is the linchpin.
  设计弹性教学方案是预设和生成“相融共荣”的保证。灵活驾驭课堂是预设和生成“相融共荣”的关键。
• 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。
• 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。
• The goal is to work out all the unknowns and nail down all the details before the first line of code is written.
  目的就是为了在第一行代码写下前，将所有不明确的东西明确并细化下来。
• 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。
• They couldn't nail down numbers for private-equity firms, hedge funds and other money-management outfits but concluded that their ranks and compensation had grown dramatically.
  他们虽然无法弄清私人股本公司、对冲基金和其他资产管理机构的相关数字，但断定其阵容和报酬已大幅增长。
• 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。
• 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。
• Signing the contract will nail down their agreement.
  签署合同将使他们的协议肯定下来。