YOU SAID:

I cut up onions into tiny pieces and shove them behind my eyeballs

INTO JAPANESE

玉ねぎを細かく切って眼球の後ろに押し込みます

BACK INTO ENGLISH

Cut the onion into small pieces and push it behind the eyeball

INTO JAPANESE

タマネギを細かく切り、眼球の後ろに押し込む

BACK INTO ENGLISH

Cut the onion into small pieces and push it behind the eyeball