野外旅行,要与形形色色的人打交道,得传染病的可能性极大,所以野外旅行,特别是到热带地区旅行前,一定要尽可能地注射相应的疫苗,并饮用清洁水,在准备食物、进食前都需洗手,水果要清洗去皮后吃,餐具要尽量消毒,睡眠时要遮盖身体以减少昆虫叮咬,经常洗澡、清洗衣物,游泳时不要咽下污水,还要与传染病患者隔离。 In field trips, it is highly probable that people of all walks of life deal with all kinds of people. Therefore, traveling in the wild, especially before traveling to the tropics, be sure to inject as much vaccine as possible and drink clean water before preparing food, Need to wash their hands before eating, fruits should be cleaned and peeled to eat, dishes should try to disinfect, sleep to cover the body to reduce insect bites, often take a bath, wash clothes, swimming, do not swallow sewage, but also isolated from patients with infectious diseases.