sift

筛，过滤英释vvto put flour, sugar etc through a sieve or similar container in order to remove large pieces

1 sift through,通过；被筛下

2 sift out,过筛

1 Sift the flour and baking powder into a medium-sized mixing bowl..把面粉和发酵粉筛到一个中号搅拌碗中。