“For all I know, you're the rat.”
说不定你就是内鬼。
把猜疑原样奉还,一句话让替人打包票的人自己站上了被告席。
For all I know, ...
说自己不能断定、留有余地时用,熟人争论里最自然;正式结论里别这么含糊。
As far as I know, it could be you. / Who knows, it might even be you.
口语
For all I know 快读,you're the rat 逐词加重。
For all I know, the package was never sent. 说不定那包裹根本没寄出去。
