Mdr
abbr. 日最低需要量（Minimum Daily Requirement）；存储数据寄存器（Memory Data Register）；多路数据记录器（Multichannel Data Recorder）
🗣️ 情景例句
and giving up your free time.
放弃了你的闲暇时间。
Let every man speak well of the bridge theat carries him over.
饮水思源。
Oh, I'm a….
我是…