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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

winnow out
1. 筛除;淘汰  

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 results show that adoption of Winnow has obtained significant improvement in TREC ( Text REtrieval Conference) 2002 filtering track.
            结果显示Winnow分类器的采用在2002年度的TREC(文本检索会议)过滤任务中取得了显著的性能提高。
          • Study on spam filters based on Winnow algorithm
            基于Winnow算法的垃圾邮件过滤器研究
          • The utility model relates to a power rice sheller, in particular to a light power rice sheller with a screen and a rotating winnow device.
            本实用新型涉及一种动力打稻机,特别是一种带筛、带转扬装置的轻型动力打稻机。
          • 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。
          • Winnow truth from falsehood Does anybody know how to identify the new ID card? Reply in Chinese is also OK! Thanks!
            是否有人知道如何鉴别第二代身份证真伪,可以用中文,谢谢!
          • But throught practice one can tell the true from the false. winnow truth from falsehood
            通过实践我们即可区别真伪。去伪存真,辨别真假
          • 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”。
          • 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
          • Yahoo did not confirm its use, but reports indicate that its high-profile leader, Marissa Mayer, is relying on the stack ratings model to winnow out employees and fire them& the "yank" part of the equation.
            虽然雅虎并没有确认这一点,但大量报道显示,这家公司行事高调的掌门人玛丽莎•梅耶尔正在依靠堆垛式评级模型筛除、解雇一些员工&这一评估方程式的“封杀”部分。
          • 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%。