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来源：雅诚德英语网
But these discounts are only available when the occupancy rate of the hotel is less than 80%.
但是，这些优惠只适用时，入住率的酒店小于80 %。
But these discounts are only available when the occupancy rate of the hotel is less than 80%.
但是，这些优惠只适用时，入住率的酒店小于80 %。