YOU SAID:
I don't know how long I can keep her from hurting herself!
INTO JAPANESE
いつまで彼女自身を傷つけないようにできるか分からない!
BACK INTO ENGLISH
I don't know how long I can avoid hurting herself!
INTO JAPANESE
いつまで彼女自身を傷つけるのを免れられるか分からない!
BACK INTO ENGLISH
I don't know how long I can avoid hurting herself!
You've done this before, haven't you.