YOU SAID:
How long must a sentence be until something changes?
INTO JAPANESE
何かが変わるまでの期間はどのくらい長くする必要がありますか?
BACK INTO ENGLISH
How long should it be before the something changes?
INTO JAPANESE
何かが変わるまでにどれくらいの時間が必要ですか?
BACK INTO ENGLISH
How much time does it take for something to change?
INTO JAPANESE
何かが変わるのにどれくらい時間がかかりますか?
BACK INTO ENGLISH
How long does it take for something to change?
INTO JAPANESE
何かが変わるのにどれくらい時間がかかりますか?
BACK INTO ENGLISH
How long does it take for something to change?
Well done, yes, well done!