narrow down

英 [ˈnærəʊ daʊn]

美 [ˈnæroʊ daʊn]

缩减; 压缩; 减小

柯林斯词典

• PHRASAL VERB 缩减;压缩;减小
  If younarrow downa range of things, you reduce the number of things included in it.
  1. What's happened is that the new results narrow down the possibilities...
     现有的情况是，新的结果缩小了可能性的范围。
  2. I've managed to narrow the list down to twenty-three.
     我已设法把清单上的项目压缩到了23项。

英英释义

verb

• become more focus on an area of activity or field of study
  1. She specializes in Near Eastern history
  Synonym:specializespecialisenarrow
• define clearly
  1. I cannot narrow down the rules for this game
  Synonym:pin downpeg downnail downnarrowspecify

双语例句

• I cannot narrow down the rules for this game.
  我不能限制这场比赛的规则。
• Once the nearest marker has been found, techniques based on the mapping of chromosomes may be used to narrow down the location of the gene.
  一旦找到了最近的标记，基于染色体作图技术，可以用于紧接着的下一个基因的位点的测定。
• Finally, Exhibit offers facets, a set of tools to help users search and narrow down the data to find what they need.
  最后，Exhibit提供了facet，这是一组工具，可用来帮助用户搜索和缩小搜索范围以便找到他们所需的数据。
• Then we make mood boards and narrow down and change our mind.
  然后我们做情绪板，缩小范围，进行修改。
• Of course, you still select the brand if you know it to narrow down the product list.
  当然，如果您知道产品品牌，则仍可以选择该品牌来缩小产品列表范围。
• He or she may have a hundred from which to narrow down a handful of interviewees.
  或许他需要从几百名中的应聘者中筛选出几位。
• What's happened is that the new results narrow down the possibilities
  现有的情况是，新的结果缩小了可能性的范围。
• Used effectively, these tools will help you narrow down performance issues and help pinpoint root causes.
  有效的使用这些工具将帮助您减少性能问题，并且也能帮您查明根本原因。
• Naturally, it makes sense to narrow down the set of documents first and then evaluate the relevant subset.
  一种合理的做法是先缩小文档集的范围然后再计算相关的子集。
• The emergency maintenance periods are to restore stability while we continue to narrow down the cause of the problems.
  周期性的紧急维护阶段是恢复服务器的稳定性，同时我们可以缩小问题产生原因的范围。