Xb
abbr. crossbar 纵横开关; 交叉棒; 闩; exploding bridgewire 爆炸桥丝点火器（代号）
🗣️ 情景例句
I want to pick up the car tomorrow morning at seven. Are you open then?
我想在明天早上7点提车。那时你们开门了吗？
Cetainly.You're absolutely right about that.
当然，关于那你是绝对正确的
The third, or main wave,
第三种波，即主波，