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
Philip, do you have the key to the trunk?
Philip衣箱的钥匙在你那吗？
Are there any discount tickets for me?
给我有折扣吗？
She intends to make teaching her profession.
她想以教书为职业。