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
We have to advance the building of the new school.
我们必须促进新学校的建设。
He sketched the situation in a few vivid words.
他用几句生动的话概况了形势。
Were you able to quote on all the items we need?
我们需要的每个项目你都能报价吗。