winnow

英 [ˈwɪnəʊ]

美 [ˈwɪnoʊ]

v.  簸，扬，风选(以去掉谷壳)

现在分词：winnowing　过去分词：winnowed　第三人称单数：winnows　过去式：winnowed　

GRE

BNC.37778 / COCA.21960

短语动词

短语用例

winnow sb/sth out (of sth)

• 筛选；遴选；选拔
  to remove people or things from a group so that only the best ones are left

牛津词典

verb

• 簸，扬，风选（以去掉谷壳）
  to blow air through grain in order to remove its outer covering (called the chaff )

柯林斯词典

• VERB 筛选;遴选
  If youwinnowa group of things or people, you reduce its size by separating the ones that are useful or relevant from the ones that are not.
  1. Administration officials have winnowed the list of candidates to three.
     行政官员将候选名单筛减至3人。

英英释义

noun

• the act of separating grain from chaff
  1. the winnowing was done by women
  Synonym:winnowingsifting

verb

• blow away or off with a current of air
  1. winnow chaff
• select desirable parts from a group or list
  1. cull out the interesting letters from the poet's correspondence
  2. winnow the finalists from the long list of applicants
  Synonym:cull out
• separate the chaff from by using air currents
  1. She stood there winnowing chaff all day in the field
  Synonym:fan
• blow on
  1. The wind was winnowing her hair
  2. the wind winnowed the grass

双语例句

• The new X prize is designed to winnow the genetic wheat from the chaff.
  新设立的这个X奖是为了在茫茫基因大漠中“披沙拣金”。
• His shovel is ready in his hand and he will winnow his threshing-floor; the wheat he will gather into his granary, but he will burn the chaff on a fire that can never go out.
  他手拿簸箕，要扬净打谷场的谷粒，把麦子收进谷仓里，用永不熄灭之火把糠烧掉。
• It is proved that the winnow algorithm can be used to implement on mail classification system which has high efficient, reliable features and can meets the change of user's criteria for classification through setting up the rules and through adding self-adaptive ability to winnow algorithm.
  实验证明，通过建立规则、增加Winnow分类的自适应能力，采用Winnow算法能够实现一个高效的、可靠的、能够适应用户分类标准变化的邮件分类系统。
• Splice Site Identification Based on Improved Winnow Algorithm
  基于改进的Winnow算法的剪接位点识别
• In this paper, we describe the regularized Winnow algorithm for Chinese named entity recognition. The experiment results for a large corpus are presented.
  本文针对中文的命名实体识别问题，描述了正则化Winnow算法，并给出了基于较大规模语料库的实验结果。
• Objective To winnow and establish the optimal condition for ultrasonic extraction of total flavone from christina loosestrife herb.
  目的优选并确立金钱草总黄酮的最佳超声提取条件。
• Study on spam filters based on Winnow algorithm
  基于Winnow算法的垃圾邮件过滤器研究
• A building for storing threshed grain. winnow the husks from the corn
  谷仓储存脱粒后的谷物的建筑物
• Both of the algorithms need appropriate feature selection. When two words around an entity were selected, the performance of the both algorithms got the peak. The average weighted F-Score of Winnow and SVM algorithms were 73.08% and 73.27% separately.
  两种算法都进行适当的特征选择，当选择每个实体的左右两个词为特征时，达到最好的抽取效果，Winnow和SVM算法的加权平均F-Score分别为73.08%和73.27%。
• Study on algorithm of distinguishing the forged notes from the paper currencies based on image feature winnow truth from falsehood
  基于图像特征的纸币真伪识别算法研究