sift through片语动词KK [sɪft θru] /sɪft θɹu/发音片语动词1仔细查阅、筛选、梳理Investigators had to sift through thousands of emails for evidence.调查人员必须仔细查阅数千封电子邮件以寻找证据。2翻找、翻查Rescuers sifted through the rubble looking for survivors.救援人员在瓦砾中翻找幸存者。用这个字练口说→