Sieve



GRE

解释

GRE 红宝书

• n.筛, 滤器, 漏勺;v.筛出, 滤出
• ［英］ 滤出 ( sift)
• ［记］ 和siege ( 围攻) 一起记; 参考: sift ( 筛)
• ［例］ shake flour through sieve

Webster Collegiate

I. noun

• Etymology: Middle English sive, from Old English sife; akin to Old High German sib sieve
• Date: before 12th century
• a device with meshes or perforations through which finer particles of a mixture (as of ashes, flour, or sand) of various sizes may be passed to separate them from coarser ones, through which the liquid may be drained from liquid-containing material, or through which soft materials may be forced for reduction to fine particles

II. verb (sieved; sieving)

• Date: 15th century
• sift

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