chaff

英 [tʃɑːf]

美 [tʃæf]

n.  谷壳; 糠; (作为牛饲料的)麦秸，干草
v.  (友善地)开玩笑，取笑，打趣

现在分词：chaffing　过去式：chaffed　过去分词：chaffed　复数：chaffs　第三人称单数：chaffs　

GRE

BNC.23677 / COCA.25449

习惯用语

n.

sort out/separate the wheat from the chaff
• 识别优劣；分清好坏；去芜存菁
  to distinguish useful or valuable people or things from ones that are not useful or have no value

牛津词典

noun

• 谷壳；糠
  the outer covering of the seeds of grain such as wheat , which is separated from the grain before it is eaten
• （作为牛饲料的）麦秸，干草
  straw (= dried stems of wheat ) and hay (= dried grass) cut up as food for cows

verb

• （友善地）开玩笑，取笑，打趣
  to make jokes about sb in a friendly way

柯林斯词典

• 谷糠;麸皮
  Chaffis the outer part of grain such as wheat. It is removed before the grain is used as food.
• PHRASE 分清良莠;去芜存菁
  If youseparate the wheat from the chafforsort the wheat from the chaff, you decide which people or things in a group are good or important and which are not.
  1. It isn't always easy to separate the wheat from the chaff.
     分清良莠并不总是很容易。

英英释义

noun

• foil in thin strips
• material consisting of seed coverings and small pieces of stem or leaves that have been separated from the seeds
  Synonym:huskshuckstalkstrawstubble

verb

• be silly or tease one another
  1. After we relaxed, we just kidded around
  Synonym:kidjollyjoshbanter

双语例句

• Sift out the wheat from the chaff.
  把小麦的壳筛出来。
• The oats were thrashed. Sift out the wheat from the chaff.
  那些燕麦已打掉谷壳。把小麦的壳筛出来。
• A New Method for Measuring the Time Property of the Airborne Chaff Cloud RCS
  一种测量机载箔条云RCS时间特性的新方法
• What is the chaff to the wheat?
  糠秕怎能与麦子比较呢。
• I expect the actors to sift the wheat from the chaff and to know when I suggest good ideas.
  我期待演员们能分清良莠，在我提出好的建议时心里能明白。
• Some distributions of reflecting signal of chaff are discussed when radio fuzes are jammed by chaff.
  讨论了无线电引信遭遇箔条云时，箔条云反射信号的特性。
• Sparseness Analysis of Radar Echoes and its Application in Ship and Chaff Discrimination
  雷达回波稀疏性分析及其在舰船与箔条云鉴别中的应用
• The Study on Spectral Properties of Millimeterwave Metallic Chaff Echo Signal
  毫米波金属箔条回波信号的频谱特性研究
• Modeling and Simulation of the Attenuation of Chaff Cloud to Guidance Radar Beam Waves
  箔条云对制导雷达信号衰减效应建模与仿真
• Estimation Method for Radar Cross Section of Chaff Cloud
  箔条云雷达截面积（RCS值）的预计方法