Collogen
[医] 胶原
🗣️ 情景例句
Oh yes, the May Fourth Movement. I've read about it.
哦，是的，五四运动，我听说过。
The lawyer asked for mercy from the court for his client.
律师为他的当事人向法庭提出酌情赦免。
There is an electric cooker in the kitchen.
厨房里有个电灶。