i am at it的意思

我正在做

hard at it───努力吧

to keep at it───堅持下去

I doubt it───我懷疑

beat it───跑掉；走開

champ at the bit───急于開始；不安地咬嚼子

gram atom───[化學]克原子

gram atoms───[化學]克原子

grin and bear it───逆來順受

past it───失去原有的效用（精力）

Is there anything else we need to order while I am at it?───還有什么東西需要我們一起下訂單的？

My expectation in life is to be invisible and I am at it.───我只想隱身于人群中，而且這一點我很在行。

It is all very tragic and I am afraid I just cannot bring myself to talk about it at the moment.───太悲慘了，恐怕我現在還無法讓自己去談論它。

How fast can I do a cross over is all based on how good I am at it.───我能多快，是一個跨越所有基于我有多好它。

While I am at it, would it be possible to switch paint colors?───我住在公寓中，能改變墻壁的顏色嗎？

I am at it too.───我也處于這種情況。