YOU SAID:

She owes him a lot of money, but she probably won't be able to pay it back.

INTO JAPANESE

彼女は彼にたくさんのお金を負っているが、彼女はおそらくそれを支払うことはできません。

BACK INTO ENGLISH

She owes a lot of money to him, but she will probably pay for it.

INTO JAPANESE

彼女は彼にたくさんのお金を負っているが、彼女はおそらくそれを支払うでしょう。

BACK INTO ENGLISH

She owes a lot of money to him, but she will probably pay for it.