YOU SAID:

I saw a dead roach and then i laughed

INTO JAPANESE

死んだゴキブリを見て笑った

BACK INTO ENGLISH

I laughed at the dead cockroach

INTO JAPANESE

死んだゴキブリを笑った

BACK INTO ENGLISH

Laughed at a dead cockroach

INTO JAPANESE

死んだゴキブリに笑った

BACK INTO ENGLISH

Laughed at a dead cockroach