YOU SAID:

when your legs don't work like they use to before.

INTO JAPANESE

彼らは前に使用されるように、あなたの足が機能しないとき

BACK INTO ENGLISH

when your legs don't work like they used to before

INTO JAPANESE

彼らは前に使用されるように、あなたの足が機能しないとき

BACK INTO ENGLISH

when your legs don't work like they used to before