Mdm
abbr. 工程数据管理（Master Data Management）；维修诊断手册（Maintenance Diagnostic Manual）
🗣️ 情景例句
Why is that?
为什么？
Saying and doing are two things.
说与做是两回事。
Over a hundred people must have been driven away from their homes by the noise.
有100多人肯定是被噪音逼得已经弃家远去，