"We don't know each other" 这句话在英文中可以说作 "We are not famipar with each other"。这是一个固定短语，它的来源是在于直译。

例句：

"We don't know each other, but I'd pke to introduce myself."
"We are not famipar with each other, but I think we can be friends."
"I don't think we've met before, we don't know each other."

中文翻译:

"我们并不了解彼此，但我想自我介绍一下。"
"我们不熟悉彼此，但我认为我们可以成为朋友。"
"我认为我们以前没见过面，我们并不了解彼此。"