What is it? I'm busy.

你说什么？我正忙着呢。

《柯林斯英汉双解大词典》

I'm busy dressing and washing.

我正忙着穿衣洗漱。

youdao

I'm busy making meat pies.

我正忙着做肉馅饼。

youdao

If that's for me, tell them I'm busy please.

如果那是找我的，请告诉他们我现在正忙着。

麻省理工公开课 - 热力学与动力学课程节选

I'm busy with school. It takes up a lot of my time, so.

我的学业很忙。那占据了我大部分时间。

参加10公里竞走 - SpeakingMax英语口语达人

While I'm busy pointing out ways in which the argument doesn't succeed, I also want to just take a moment and mention that premise two is also subject to criticism.

当我竭力指出,为什么这种论证无法成功时,我也想要花点时间,顺便说说前提二也不能免于批评

耶鲁公开课 - 死亡课程节选

' I said, 'I'm busy with building the value system.

CNN: Jack Ma Talkasia Transcript

" (For June, this line would obviously not apply.) Another good one: "I'm so busy I think I'm coming down with something.

FORBES: Magazine Article

But it got to be where I'm so busy all the time, and I'm a grad student now - I have to keep myself on a regimen of food because I don't have an appetite for food anymore.

NPR: Child Hunger: Nutritious Food Tough To Afford