Ratchet arrangement
[化] 棘轮装置
🧩 词语组成解析
n. 棘轮, 棘爪\\n[机] 棘轮, 棘齿轮
🗣️ 情景例句
I reminded him to work hand.
我提醒他要用功。
Who are those people?
那些人是谁？
This race, which went on for exactly four exactly four months, was the last of its kind.
这场比赛持续了整整4个月，是这类比赛中的最后一次，