YOU SAID:
No need to waste time for reverting
INTO JAPANESE
元に戻すための時間を無駄にする必要はありません。
BACK INTO ENGLISH
You do not need to waste time to undo.
INTO JAPANESE
元に戻す時間を無駄にする必要はありません。
BACK INTO ENGLISH
You do not need to waste time to undo.
You've done this before, haven't you.