Cdr
abbr. 指挥员（Commander）；会长（commander）；交货收据（Cargo Delivery Receipt）
📖 牛津释义
Cdr
(also Cmdr), abbr 缩写 = Commander
Cdr (John) Stone （约翰）斯通指挥官.
🗣️ 情景例句
What time is it?
什么时间啦？
I imagine you are tried after your trip.
我想你旅行回来一定疲惫不堪吧。
Why? What happened?
为什么？发生什么事了？