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Everybody seems to know how to kiss. The question is: Are you aware of a variety of interesting facts and details about a kiss? Is kissing good or bad for you? Can you slim down by kissing too much? Below are some of the most curious things about kissing。
谁都知道怎么接吻。问题是：你知不知道关于接吻还有很多有趣的事情和细节？接吻对你是好还是不好？经常接吻能减肥么？下面这些就是与接吻有关的有趣事情。
1. Sensitivity of the lips is 200 times higher than that of the fingers。
嘴唇的敏感度是手指的200倍。
