Endocomplement
(红细胞)内补体
🗣️ 情景例句
I read when I have the chance.
我有空时喜欢读书。
Our project must proceed at a reasonably quick tempo. Surely one month is ample time, isn't it?
这个计划必须尽速进行。一个月的时间应该够了吧？
What are you doing?
你在干什么？