have a hunch on that 意思是: 對....有預感。
例句:
I have a hunch on that ,I 'll never see the money again.
我有預感,我的錢拿不回來了。
Hey man ,why did you bet all the money on the horse ?I had a hunch on that .
你為什么把你所有錢全賭那匹馬? 我有預感它肯定會贏。
I had worked on this job for ten years and I have a hunch that we workers were getting pooper.
我干這行已10年了。我總有一種預感:我們這些工人是越來越窮。