Serratamolide
沙雷氏菌缩肽
🗣️ 情景例句
Well, I've thought a lot about which college,
嗯， 我为了上哪一所大学想了很多，
I know the boy whose father is a policeman.
我知道那个男孩的父亲是警察。
What are you doing?
你在干什么？