每到冬季,流行病总是格外引发人们关注。究其原因,是因为冬季气候干燥、昼夜温差大,加之气温低下,人们的运动相对来说减少,人体的抵抗力也随之下降,在这个季节里更容易使细菌和病毒入侵。其中,流行性腮 Every winter, the epidemic is always the cause of concern. The reason is because the winter climate is dry, the temperature difference between day and night, coupled with the temperature is low, people’s exercise is relatively reduced, the body’s resistance also will decline, more likely to make the invasion of bacteria and viruses in this season. Among them, the epidemic gills