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

• This is how voters narrow down that field from a bunch of candidates to eventually just one.
  这就是如何从许多候选人中逐渐缩小范围直到最后剩下一个赢家的过程。
• 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。
• I'd appreciate any more information regarding the alleged, so we can narrow down who is funding thier actions. I have my suspicions based on who they are not attacking.
  如果有更多信息关于这些嫌疑的话我会很感谢，这样我们能缩小范围，知道是谁滋长了他们的行动。我都已经在怀疑他们还有谁没有攻击过。
• 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。
• Meantime, I'm gonna narrow down that list.
  这其间，我会缩小名单范围。
• Answering these questions will help narrow down a set of domains that you are excited about.
  回答这些问题将有助于缩小自己感兴趣的领域。
• 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。
• We cannot assume that everybody will watch the game, we have to narrow down the major characteristics of our target audience.
  我们不能设想每个人都观看比赛，我们必须缩小目标受众的主要特点。
• In such a situation, the first step is to narrow down the root cause of the memory leak to one or a few components.
  在这种情况下，第一个步骤是将内存泄漏的根源限制到一个或几个组件。
• We're working to narrow down the list of possible suspects.
  我们正努力缩小嫌疑犯的范围。