Collogen
[医] 胶原
🗣️ 情景例句
Seeing as you are all so tired, we'll finish this lesson next time.
考虑到现在你们都很累了，这课我们下次接着讲吧。
A thousand friends are few, one enemy is too many.
朋友千人尚觉少，仇敌一人犹嫌多。
Uncle Wang was waiting for them outside the factory gate.
王大叔在工厂大门外等他们。