Hand turck
[机] 手推平车
🧩 词语组成解析
hand
[hænd]
n. 手;协助，帮助;（工具等的）把，柄;掌管;
vt. 传递，交给;搀扶;支持;
n. 卡车
🗣️ 情景例句
Is something bothering you?
有什么事烦你吗？
What is happening around there?
附近发生什么事情？
but that was precisely the idea adopted in some of the early instruments (seismometers) for recording earthquake waves.
但是早期记录地震波的仪器（测震仪）正是采用了这种思路。