Collogen
[医] 胶原
🗣️ 情景例句
I love keeping animals for companionship.
我喜欢养动物为伴。
What do you recommend?
你推荐什么？
The winning car reached a speed of forty miles an hour -- much faster than any of its rivals.
获胜的那辆车达到了时速40英里--远远超过任何对手。