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

• Method for Testing Surface-type Infrared Decoy Area by Thermography and Its Error Analysis The MG can launch chaff and flare when needed.
  用热像仪测试面源红外诱饵面积的方法及误差分析MG型可使用金属箔条和红外诱饵曳光弹。
• Yuan xian ( one of confucius'disciples) could not get even enough chaff and husks to satisfy his hunger, and lived hidden away in a wretched lane.
  原宪不厌糟糠，匿于穷巷。（《史记》）
• While the grains were being pounded, the girls brushed away the husks and chaff.
  姑娘们趁舂谷的时候，把壳和糠拂掉。
• 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
• Fish is too clever to be caught with chaff.
  鱼太聪明了，是不能用糠饵钓得到的。
• Coconut chaff, peat soil and yellow soil are taken as the light medium for Eucalyptus rooted cuttings.
  以椰糠和泥炭土、黄心土作为桉树扦插的轻型基质。
• In basic framework of total system, signal stage, isomorphic simulation for centroid chaff countering anti-ship missile terminal guidance radar, models of warship were researched.
  在全系统的、信号级的、同构的仿真研究基本框架下，从研究针对反舰导弹末制导雷达的质心式箔条干扰的目的出发，对目标舰的有关模型进行了研究。
• The wicked are not so, But they are like chaff which the wind drives away.
  诗1：4恶人并不是这样、像糠秕被风吹散。
• Sift the lumps from the flour, the wheat from the chaff.
  把面粉中的面块筛出来、把小麦的壳筛掉。
• 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