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

• Sophomore year is a time to narrow down your academic focus and decide on the college major.
  大二要开始缩小学术研究关注的范围，选定大学的主攻专业了。
• 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。
• Similar to Open Type, you can use wildcard characters or abbreviations to quickly narrow down the list of resources.
  类似于OpenType，您可以使用通配符或缩写来快速缩小列表中的资源范围。
• We're working to narrow down the list of possible suspects.
  我们正努力缩小嫌疑犯的范围。
• 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。
• Fortunately, WebSphere MQ provides some additional tools to narrow down the scope of who can connect.
  幸运的是，WebSphereMQ提供了一些附加工具，它们缩小了可以连接的范围。
• You can enable and disable this trace dynamically, which should help when trying to narrow down a problem.
  可以动态地启用和禁用这种跟踪，在缩小问题范围的时候这样做会有所帮助。
• 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。
• However, there are some key points in a JCC trace that we will discuss later that will help you to narrow down a problem.
  然而，JCC跟踪中还是有几个关键的地方值得我们在后面加以讨论，它们有助于缩小问题的范围。