虽然只是一面之缘，但他们一见如故。

Even after meeting only once, they felt a kinship.

他高度评价奥巴马，尽管他与奥巴马只有一面之缘。

He spoke warmly of Barack Obama, although he has met him only once.

有价值的信息更可能与朋友分享，而不是与有一面之缘的人分享。

Valuable information is more likely to be Shared by friends than among acquaintances.