YOU SAID:
how much longer does it take for this to end?
INTO JAPANESE
これが終了するのにどれくらい時間がかかりますか?
BACK INTO ENGLISH
How long does this take to finish?
INTO JAPANESE
これが完了するまでどのくらいかかりますか?
BACK INTO ENGLISH
How long does this take to complete?
INTO JAPANESE
これが完了するまでどのくらいかかりますか?
BACK INTO ENGLISH
How long does this take to complete?
You've done this before, haven't you.