Nephrectasy
[医] 肾扩张, 囊状肾
🗣️ 情景例句
Can I help?
我能帮你吗？
Two quarrel and a third profits by it.
鹬蚌相争，渔翁得利。
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，