Powerdriven
a. 动力传动的
🗣️ 情景例句
A diet cola, please.
一份健怡可乐。
That's too loud.
声音太大了。
Imagine a pen attached to the weight in such a way that its point rests upon a piece of paper on the floor.
假定把一支笔拴在重物上，笔尖落在地板上的一张纸上，