Collagens
(collagen 的复数) n. 胶原\\n[化] 骨胶原; 胶原
🗣️ 情景例句
Can't you finish it tomorrow?
你明天完成它不行吗
Please try to understand my position.
请了解我的立场。
Take a seat please, make yourself at home.
请坐，随便一点。