Bipeptid

[医] 二肽

🗣️ 情景例句

I think you ought to
我觉得,你们应该
Why aren't you happy?
为什么无聊呢?
I was only five when my father had taken me abroad, and that we eighteen years ago.
我5岁那年,父亲就带我出了国,那是18年前的事了。
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