YOU SAID:
how many hours until the train arrives?
INTO JAPANESE
電車が到着するまで何時間?
BACK INTO ENGLISH
How many hours does the train arrive?
INTO JAPANESE
列車は何時間で着きますか。
BACK INTO ENGLISH
In how many hours does the train arrive?
INTO JAPANESE
列車は何時間で着きますか。
BACK INTO ENGLISH
In how many hours does the train arrive?
That didn't even make that much sense in English.