When staying in a high-class hotel, some rooms are high-class rooms with double breakfast, so what is a high-class room with double breakfast? What does that single morning mean?

Double breakfast is the price of this room, including two free breakfasts.

You can get two free breakfasts the morning after check-in (buffet breakfasts are mostly provided by hotels and restaurants). Some hotel restaurants must include double breakfast, and some hotel restaurants can deduct the price of double breakfast from the room rate according to the requirements of guests, excluding double breakfast.

The morning alone is the price of this room, including free breakfast.