cān tīng tuán gòu quàn cháng yǒu xiàn zhì: rì qī, rén shù, cài pǐn, shì fǒu yù yuē, néng bù néng dié jiā huó dòng

餐厅团购券常有限制：日期、人数、菜品、是否预约、能不能叠加活动。

Restaurant group-buy vouchers often have restrictions: date, number of people, dishes, whether to make a reservation, and whether they can be combined with promotions.