YOU SAID:
How long will this wedding last?
INTO JAPANESE
この結婚式はどのくらい続くのだろうか?
BACK INTO ENGLISH
I wonder if this wedding is how much last?
INTO JAPANESE
この結婚式は続くどのくらいあるのかしら?
BACK INTO ENGLISH
I wonder if this wedding is how much last?
That didn't even make that much sense in English.