Dunno

“don’t know” 說(shuō)快了就成了'dunno'

-What happened?

-Dunno,

-發(fā)生什么了？

-不知道。

Who knows?

誰(shuí)知道呢？

-I think it is a hype.

-Who knows?

-我覺(jué)得這是一場(chǎng)炒作。

-誰(shuí)知道呢？

Not as far as I know

目前為止對(duì)事情的了解還不確定

-Have you heared that they were divorced?

-Not as far as I know.

-你聽(tīng)說(shuō)他們離婚了嗎？

-不清楚。

It's anyone's guess/Your guess is as good as mine

大家都不知道的情況下，大家都處于猜測(cè)階段

-Maybe she was framed up.

-Your guess is as good as mine.

-或許她是被陷害的。

-我也不知道。

It beats me

你難倒我了，我答不上來(lái)

-Did you see my ipad?

-It beats me.

-你看到我的平板電腦了嗎？

-不知道。

 I have no idea/clue

毫無(wú)思緒

I have no idea who this handsome model may be.

我不知道這個(gè)帥氣的模特是誰(shuí)？

Don't ask me/Search me

不要問(wèn)我，我也不清楚, 帶有厭煩的語(yǔ)氣

-Why is she angry suddenly?

-Don't ask me.

-她為什么突然生氣了？

-我怎么知道？

 Knowledge makes humble, ignorance makes proud. 

知識(shí)使人謙虛，無(wú)知使人驕傲。