客人必須在中午以前辦理退房手續。Guests should check out of their rooms by noon.中午快餐吃意大利面絕對沒錯。For a quick lunch you can't go wrong with pasta.中午，我的時間只夠吃點心。I only have time for a snack at lunchtime.這次會議在星期六中午12點開幕。The conference opens at 12 noon on Saturday.
