sifting
精查; 詳細審查; 過篩
Sift v. t. [imp. & p. p. Sifted; p. pr. & vb. n. Sifting.]
1. To separate with a sieve, as the fine part of a substance from the coarse; as, to sift meal or flour; to sift powder; to sift sand or lime.
2. To separate or part as if with a sieve.
When yellow sands are sifted from below,
The glittering billows give a golden show. --Dryden.
3. To examine critically or minutely; to scrutinize.
Sifting the very utmost sentence and syllable. --Hooker.
Opportunity I here have had
To try thee, sift thee. --Milton.
Let him but narrowly sift his ideas. --I. Taylor.
To sift out, to search out with care, as if by sifting.
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sifting
n : the act of separating grain from chaff; "the winnowing was
done by women" [syn: winnow, winnowing]