Tachometers
(tachometer 的复数) n. 转速计, 流速计\\n[医] 血流速度计
🗣️ 情景例句
Thank you. Just put them on my desk.
谢谢。 把它们放在我桌上。
Christmas comes but once a year.
佳节良辰，机会难得。
He broke his words once again.
他又一次违背了诺言。