nail down

• We shall 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。
• It has been difficult for scientists to nail down the cause of this disease
  科学家一直无法找出导致这个疾病的原因。
• They also have various working groups nailing down ogsa - related security issues
  其中也有一些工作组紧盯与ogsa有关的安全问题。
• To nail down a duration , you may talk to the people who will actually do the work
  为了确定工期，您可以请教确实做过此工作的人。
• It has been difficult for 5717240227 scientists to nail down the cause of this jr disease
  科学家一直无法找9105 ?导致这个疾病的原因。
• Often , the javadocs won t nail down every aspect of the behavior of the api
  通常， javadocs不会对api的行为的每个方面都作出明确说明。
• But i will just nail down and do my best to win a place in the team for the next game
  但是在下一场比赛，我铁定做到最好以赢得首发位置。
• John is very difficult to nail down ; you can never get him to speak his mind on anything
  要约翰明确表态是很困难的；你决不能使他就任何事坦率地发表他自己的意见。
• Based on these , it is very necessary to put forward and nail down the concept of the regional dual structure
  基于此，有必要提出和明确界定区域二元结构的概念。
• Bojinov is on - loan at juve , but wants to leave after failing to nail down a first team place so far this season
  博吉诺夫现租借在尤文，但到目前为止仍没有在一线队找到位置后想离开。