为什么蚊子不叮别人只叮你？
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被蚊子咬后最简单的做法是冰敷，使血管收缩，降低神经敏感性，
花露水和风油精的原理也是这样，婴儿和孕妇可以用肥皂水冲洗，
因为蚊子的唾液是酸性的，所以碱性物质可以中和它~
花露水和风油精的原理也是这样，婴儿和孕妇可以用肥皂水冲洗，
因为蚊子的唾液是酸性的，所以碱性物质可以中和它~
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