Secdef
abbr. Secretary of Defense 国防部长
🗣️ 情景例句
but I'm happy being a photographer.
但我乐于当一名摄影师。
Please count the chairs in that room.
请在那个房间里数一下椅子。
We endeavour to avoid the old, romantic idea of a gusher, which wastes oil and gas.
我们尽量避免使用陈旧天真的喷井方法，那样会浪费石油和天然气。