"The soldiers sifted through the woods"
"sift the flour"
"sift the information"
"sift through the job candidates"
Crushers sifted the ashes for any gold that had escaped the prospectors.
Mother makes the batter..sifting the flour.
牛津高階第八版
美國韋氏詞典
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維基百科 (自由的百科全書)