За трапезой они выяснили, что не см

За трапезой они выяснили, что не смогут оплатить счет потому что не взяли с собой деньги.

Результаты (английский) 1:

For a meal they found that cannot pay the Bill because it does not have the money.

Результаты (английский) 2:

During the meal, they found that they could not pay the bill because it did not bring money.

Результаты (английский) 3:

For the meal they have found, that they would not be able to pay for that expense because they do not have the money.