Serose
[医] 血清ж
🗣️ 情景例句
I'm glad if you are, Harry.
假如你很确定， 我就高兴， Harry。
Doubt is the key of knowledge.
怀疑乃知识的钥匙。
It is one of the most unpleasant discoveries which we all make that we must decline in this way,
人人必然会衰老。