chaff

柯林斯词典

1. N-UNCOUNT Chaff is the outer part of grain such as wheat. It is removed before the grain is used as food. 麥麩; 穀物的殼
2. N-UNCOUNT light-hearted teasing or joking; banter 玩笑
3. PHRASE If you separate the wheat from the chaff or sort the wheat from the chaff, you decide which people or things in a group are good or important and which are not. 分清好壞
It isn't always easy to separate the wheat from the chaff. 分清好壞竝不縂是容易的。
4. V to tease good-naturedly; banter 開玩笑; 打趣