sifting
n. 过筛，过滤；筛选
v. 筛撒，纷落，详察（sift 的现在分词形式）
例句
I began sifting through the mass of evidence.
我开始认真筛选大量的证据。
《牛津词典》
Crash investigators have been sifting through the wreckage of the aircraft.
调查坠机事件的专家一直在仔细检查飞机残骸。
She looked quickly through the papers, sifting out from the pile anything that looked interesting.
她很快地翻了一下那摞文件，把所有看着有趣的东西都拣了出来。
