YOU SAID:

today is gonna be the day that they gonna throw back to you back now you should have somehow realised what you've got to do

INTO JAPANESE

今日は彼らがあなたに投げ返す日になるでしょう今あなたはあなたがしなければならないことをどういうわけか理解しているはずです

BACK INTO ENGLISH

Today will be the day they throw back to you Now you should somehow understand what you have to do

INTO JAPANESE

今日は彼らがあなたに投げ返す日になるでしょう今あなたはどういうわけかあなたがしなければならないことを理解するべきです

BACK INTO ENGLISH

Today will be the day they throw back to you Now you should somehow understand what you have to do