Coliformin
类大肠杆菌素
🗣️ 情景例句
Then. How can you prove yourself?
你怎么来证明你自己呢？
A fox may grow grey, but never good.
狐狸会变，但本性难移。
Yes, I do. Is it ready now?
是的，我想取回电视。现在修好了吗？