sift

1. V-T If you sift a powder such as flour or sand, you put it through a sieve in order to remove large pieces or lumps. 篩 (麪粉、沙子等)

Sift the flour and baking powder into a medium-sized mixing bowl. 把麪粉和發酵粉篩到一個中號攪拌碗中。

2. V-T/V-I If you sift through something such as evidence, you examine it thoroughly. 細查

Police officers have continued to sift through the wreckage following yesterday's bomb attack. 警官們繼續細查了昨天炸彈襲擊後畱下的殘骸。