a utensil consisting of a wire or plastic mesh held in a frame, used for straining solids from liquids, for separating coarser from finer particles, or for reducing soft solids to a pulp
筛（子）；筛网； 滤器。
used figuratively with reference to the fact that a sieve does not hold all its contents
〈喻〉 什么都装不住的东西
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she's forgotten all the details already, she's got a mind like a sieve .她已经忘记了所有细节，她什么都记不住。
put (a food substance or other material) through a sieve
筛（食物或其他原料）。
(常作
剔除
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filters sieve large particles out of the water to prevent them from harming the pumps. 过滤器会将大的颗粒从水中滤出以免它们损伤水泵。
[no obj.](
〈喻〉 仔细检查
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lawyers had sieved through her contract .律师已经仔细检查了她的合同。
"Old English