Bmd
abbr. 弹道导弹防御（ballistic missile defence）
🗣️ 情景例句
So am I.
我也很遗憾。
Bite the hand that feeds one.
恩将仇报。
They sting or bite without provocation; they fly uninvited into our rooms on summer nights, or beat ageist our lighted windows.
它们无缘无故地又叮又咬；夏天的晚上，它们未经邀请便飞到我们房间里，或者对着露出亮光的窗户乱扑乱撞。