ratch

英 [rætʃ] 美 [rætʃ]

• n. 棘轮；棘齿

英英释义

Noun:

1. mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction

近反义词

【近义词】

• ratchet 棘轮
• rachet (防止倒转的)棘齿...