外出旅游已成为人们日常生活的组成部分,尤其是在春暖花开、秋高气爽的时节。旅游既可使您欣赏河山之美,又能促进身心健康。而在旅游时,难免会发生一些小毛病,因此,掌握一些卫生保健知识是很必要的。 Travel has become an integral part of people’s daily life, especially in the spring, autumn season. Travel allows you to enjoy the beauty of rivers and mountains, but also to promote physical and mental health. While traveling, it is inevitable that some minor problems will occur. Therefore, it is necessary to have some health care knowledge.