n.打(谷)；鞭打
vt.抽打；彻底击败
vi.痛打；猛烈移动（动荡）
Farmers used to thrash their wheat by hand. 农民过去用手打麦脱粒。
They thrash him until he could not stand. 他们直到把他打得站不起来才住手。
She would never thrash her children. 她绝不会鞭打她的孩子。
n.轻易击败；痛打
动词thrash的现在分词
n.脱粒机
