Gadolinic
a. gadolinium的变形
🗣️ 情景例句
What do you recommend?
你推荐什么？
I'm just kidding.
我指使闹着玩的。
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，