a tool consisting of a wood, plastic, or metal frame with a wire or plastic net attached to it. You use it either to separate solids from a liquid, or you rub larger solids through it to make them smaller

Pass the sauce through a sieve to remove any lumps. 用筛子滤去调味汁中的渣子。

memory/mind like a sieveidiom 容易忘事，健忘

to put a liquid or powder through a sieve

To make the batter, sieve the flour and salt into a bowl. 做面粉糊需要把面粉和盐筛到一个碗里。