世界无烟日 World No Tobacco Day
World No Tobacco Day started from April 7th, 1988. In 1989, World Health Organization changed this day into May 31. The essence of world no tobacco day is to broadcast the idea that smoking is bad for people's health and make more people realize the harm of the tobacco. Every year there is a theme about this day, and the theme of this year is raising tobacco tax rates.
世界无烟日始于1988年4月17日。在1989年，世界卫生组织把世界无烟日改为每年的5月31日，其理念是为了宣传烟草对人们的身体造成的伤害危害以及让更多的人知道它的危害。每一年的无烟日都有一个主题，而今年的主题是“提高烟草税”。
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