Sift
来自Big Physics
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Old English siftan, of West Germanic origin; related to Dutch ziften, also to sieve.
wiktionary
From Middle English syften, from Old English siftan, from Proto-West Germanic *siftijan.
etymonline
sift (v.)
Old English siftan "pass (something) through a sieve," from Proto-Germanic *sib- (source also of Dutch ziften, Middle Low German sichten, German sichten "to sift;" see sieve (n.)). Intransitive sense "to pass loosely or fall scatteredly" is from 1590s. Metaphoric sense of "look carefully through" first recorded 1530s. Related: Sifted; sifting.
