Secdef
abbr. Secretary of Defense 國(guó)防部長(zhǎng)
??? 情景例句
When do we eat?
我們什么時(shí)候吃？
Please try to be congenial and welcome the guests with a small.
請(qǐng)用笑臉愉快地迎接客人吧。
I don't want to argue about it any more.
我不想為這件事再和你爭(zhēng)吵。