Mhc
abbr. 主要组织相容性复合体（major histocompatibility complex）
🗣️ 情景例句
They hardly ever see each other.
他们几乎彼此不碰头。
Chances are slim.
机会很小。
But most probably it will all depend upon campers themselves:
但最重要的或许是露营者自己，