B2b
abbr. 企业对企业的电子商务模式（business to business）
🗣️ 情景例句
The baby-sitter called.
临时保姆打电话来了。
Take care and give my by best to your parents.
多保重，代我向你的父母问候。
Good morning. What can I do for you?
早上好。你哪里不舒服？