YOU SAID:

I've got a hot stinky load in my pants.

INTO JAPANESE

私はズボンに熱い臭い負荷を持っています。

BACK INTO ENGLISH

I have a hot smell load on my pants.

INTO JAPANESE

ズボンに熱い匂いがします。

BACK INTO ENGLISH

The pants smell hot.

INTO JAPANESE

ズボンは暑い匂いがします。

BACK INTO ENGLISH

The pants smell hot.