YOU SAID:

I just took a dirty dump in my diaper

INTO JAPANESE

私はちょうど私のおむつで汚いダンプを取った

BACK INTO ENGLISH

I took my diaper is just dirty dump

INTO JAPANESE

私は私のおむつを取っただけで汚れたダンプです

BACK INTO ENGLISH

I just took my diaper, dirty dump

INTO JAPANESE

私はちょうど私のおむつ、汚れたダンプを取った

BACK INTO ENGLISH

I just took my diaper, dirty dump