Velometer
n. 速度计
🗣️ 情景例句
You too. Bye.
彼此彼此，再见。
Who said that?
谁说的？
To get a full appreciation of what this means we must turn first to some recent human inventions.
要透彻理解这句话的意义，我们应先回顾一下人类最近的几项发明。