I'm incredibly nervous when I'm dealing with ancient human teeth.處理古人類牙齒時我緊張得不可思議

deal with討論；處理，對付

I think we should work out a strategy to deal with this situation.

我想我們應該制訂出一項行動計劃，用來對付這種情況。

She has a lot of correspondence to deal with.

她有大批信件需要處理。

I'm very conscious of the fact that we have to be careful about damaging material,我很清楚我得小心翼翼地避免破壞這些化石

conscious of意識到

He was conscious of his guilt.

他自知有罪。

He was very conscious of his shortcomings.

他對自己的缺點十分清楚。

be careful about 注意； 重視

In spite of what you say, I think perhaps we'd better be careful about it.

盡管您這么說了，我認為我們最好還是小心從事。

I'd be careful about putting him in charge of the petty cash; he's got sticky fingers.

讓他保管零用現金，我得小心，他有小偷小摸的習慣。