B2b
abbr. 企业对企业的电子商务模式（business to business）
🗣️ 情景例句
And when I did,
就算我睡着了，
About how long does it take?
大约要坐多久？
We're going to meet here, outside the school gate, at two o'clock.
我们打算两点钟在校门外见面。