Mhc
abbr. 主要组织相容性复合体（major histocompatibility complex）
🗣️ 情景例句
What do you do, if I may ask?
你不介意的话，能告诉我你是做什么工作的吗？
It's no big deal.
这没什么大不了的。
No, Mrs Brown. Your son's trouble is very common these days. It happens all the time. It comes and goes very quickly. He'll get well soon.
是的，布朗太太。你儿子的毛病现在是极常见的，经常有的。它来得快，去得也快。他不久就会好的。