YOU SAID:

Legs never fall off unless they get chopped off by a sharp knife.

INTO JAPANESE

鋭利なナイフで切り落とされない限り、脚は絶対に落ちません。

BACK INTO ENGLISH

Your legs will never fall unless they are cut off with a sharp knife.

INTO JAPANESE

鋭利なナイフで切らない限り、脚が落ちることはありません。

BACK INTO ENGLISH

Legs will not fall unless cut with a sharp knife.

INTO JAPANESE

鋭利なナイフで切らないと脚が落ちません。

BACK INTO ENGLISH

Cut with a sharp knife or your legs will not fall off.

INTO JAPANESE

鋭利なナイフで切らないと脚が落ちません。

BACK INTO ENGLISH

Cut with a sharp knife or your legs will not fall off.