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

• 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
• 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。
• In order to improve the efficiency and precision of the radar cross section computation, a scattering model of the layered complex multi chaff clouds is presented in this paper.
  为了提高计算复杂多发箔条云团的雷达散射截面的精度和效率，提出了一种基于分层结构的复杂多发箔条云团散射模型。
• The girls brushed away the husks and chaff.
  女孩子们刷掉壳和糠。
• The ungodly are not so: but are like the chaff which the wind driveth away.
  恶人并不是这样，乃像糠毗被风吹散。
• 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
• The chaff fired two phase boiler realizes overall process mechanized operation from feeding to tapping and reduces labor strength;
  它实现了进料到出渣全过程的机械化操作，降低了劳动强度；
• Research on Fungus Chaff's Impact on the Soil Microbe Flora in the Greenhouse
  菌糠对保护地土壤微生物区系影响的研究
• 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。
• 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。