Tachometers
(tachometer 的复数) n. 转速计, 流速计\\n[医] 血流速度计
🗣️ 情景例句
Why were you out of work for so long?
你为何这么久没有工作？
A good horse cannot be of a bad colour.
良马的毛色不会差。
Computers are becoming a part of our everyday life.
电子计算机正渐渐成为我们日常生活的一部分。