YOU SAID:

When we're on the phone, and you talk real slow

INTO JAPANESE

電話をしていて、あなたがとてもゆっくり話しているとき

BACK INTO ENGLISH

when I'm on the phone and you speak very slowly

INTO JAPANESE

電話中、あなたがとてもゆっくり話したとき

BACK INTO ENGLISH

When you speak very slowly on the phone

INTO JAPANESE

電話でとてもゆっくり話すとき

BACK INTO ENGLISH

when you speak very slowly on the phone

INTO JAPANESE

電話でとてもゆっくり話すとき

BACK INTO ENGLISH

when you speak very slowly on the phone