Mi5
abbr. 军情五处（Military Intelligence Security Service, 英国负责国内反间谍、反恐怖的情报部门）
📖 牛津释义
MI5
abbr
缩写 = (Brit) (former name for the) National Security Division of Military Intelligence （旧名）英国安全局（陆军情报局5处）.
🗣️ 情景例句
and he doesn't know anything
而他毫无所知
A bird is known by its note, and a man by his talk.
闻其歌知其鸟，听其言知其人。
I wanted to get my ball.
我是想捡回我的球。