ratchet
/ˈrætʃɪt/📚 22957In a tool or machine, a ratchet is a wheel or bar with sloping teeth, which can move only in one direction. (防倒转的)棘齿; 棘轮
noun [专属名词]棘轮；棘齿
The chair has a ratchet below it to adjust the height.
这把椅子下面有一个棘轮来调整高度。
verb [vt. 及物动词]vt. 安装棘轮于；松脱
He fears inflation will ratchet up as the year ends.
他担心通胀会随着年底临近而只升不降。
单词造句:
- 网友用“Ratchet”造句精选
- We're trying to ratchet down the administrative costs. 我们正想法使行政管理的成本稳步降低。