It is particularly effective to those who have sleep disorders, bronchitis, coughs or hangovers.

对失眠、支气管炎、咳嗽或饮酒过量有特别疗效。

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Cruise ships with all-night bars, resorts that cater for stag and hen nights and a swimming pool area where tourists can sleep off the hangovers the next day will be winners in this type of tourism, according to the trend forecasters.

CNN: Trends: Tourism with intent