cluster

cluster
noun
  1. a group of similar things growing closely together
    一丛，一簇，一束，一串
    clusters of creamy-white flowers.
    一丛丛米色鲜花。
    ■a group of people or similar things positioned or occurring close together
    （人、物集中出现的）一群，一组
    a cluster of antique shops.
    古董店群。
    ■(Astronomy)a group of stars or galaxies forming a relatively close association
    (天文)星团；星系团
    ■(Linguistics)(亦作 consonant cluster)a group of consonants pronounced in immediate succession, as str in strong
    (语言学)辅音群，辅音连缀（一组连续发音的辅音，如strong中的str）
    ■a natural subgroup of a population, used for statistical sampling or analysis
    抽样人群
    ■(Chemistry)a group of atoms of the same element, typically a metal, bonded closely together in a molecule
    (化)基
verb
  1. [no obj.]be or come into a cluster or close group; congregate
    群集，丛生；聚集
    the children clustered round her skirts.
    孩子们围聚在她裙边。
    ■(Statistics)(of data points) have similar numerical values
    (统计)（数据点）具近似数值
    students tended to have marks clustering around 70 per cent.
    学生们的分数都在70分左右。
语源
  1. Old English clyster; probably related to clot
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