They got on well together although they were total strangers.

尽管以前素未谋面，但他们相处融洽。

《牛津词典》

'Whilst it's true that most child abuse is committed by someone they know and although abuse by strangers is very rare, the risk is still there.

尽管大多儿童虐待是孩子的亲近之人作为，而陌生人的虐待十分少见，但危险还是存在的。

youdao

"Although these people are likely to be complete strangers, when they share knowledge, it" s done in an intimate transfer as though the parties involved were actually close friends.

虽然这些人有可能完全不认识对方，但是当他们分享知识时所采用的亲密的方式，就好像他们是非常熟悉的朋友一样。

youdao

Although he didn't invoke Tennessee Williams' "the kindness of strangers, " it is very much in practice online.

FORBES: TED