sifting

基本解释

Sifting the mass of paper on a tight deadline was daunting for both historians.
在緊湊的日程中篩選大量的文件，足以嚇到這兩位歷史學家。
We dug our pans into black sand and gravel and began swirling and sifting until only a large tablespoon's worth of material was left.
我們在採金鍋裡裝進黑色的沙土和礫石，開始不斷的搖動和篩選，最後衹賸下一湯匙那麽多的東西。
Ephemeral info-nuggets are the Web's new currency, and sifting through them for useful information is a challenge for search engines.
短暫的信息金甎是網絡的新貨幣。通過他們篩選有用信息是對搜索引擎的一個挑戰。

Bobo Simbo stands thigh-high in a pool of orange water, sifting the mud for traces of gold dust.
We're started sifting through things and then we'll get rolling.
在我們開動之前,首先要篩選一下
耶魯公開課 - 聆聽音樂課程節選
Rescue workers are sifting through the wreckage in search of 18 missing people and have said that the death toll is likely to rise.

Analyzing and sifting through computer archives and email databases is a massive undertaking these days.
FORBES: Abtin Buergari's Modus Disrupts "Corrupt" eDiscovery Business

If you sift a powder such as flour or sand, you put it through a sieve in order to remove large pieces or lumps.
If you sift through something such as evidence, you examine it thoroughly.