深知

wǒ shēn zhī qí zhōng de wēi xiǎn

我深知其中的危险。

I was keenly aware of the dangers.

wǒ shēn zhī yào zuò hǎo zhè yī gōng zuò rèn zhòng dào yuǎn

我深知要做好这一工作，任重道远。

I know it takes patience and hard work.