Serosamucin
[医] 浆膜粘蛋白
🗣️ 情景例句
I'm sick of waiting around like this.
我对这样干等着感到厌烦。
Excuse me, would you give me a hand?
对不起，你能帮我个忙吗？
Compared with competing products, ours is smaller and lighter.
比起其它竞争产品，我们的比较轻巧。