Bmd
abbr. 弹道导弹防御（ballistic missile defence）
🗣️ 情景例句
Floors one to eight are the elevators to the left.
一到八楼上下使用的电梯在左边。
She is timid and completely at a loss what to do.
她羞臊得不知所措。
I can help myself, thanks.
我自己来，谢谢。