If, then, cold and wet have nothing to do with catching colds, why are they more frequent in the winter?

那么如果潮湿寒冷与感冒无关，那么为什么那么多人冬季感冒呢？

youdao

If, then, cold and wet have nothing to do with catching colds, why are they more frequent in the winter?

那么如果潮湿寒冷与感冒无关，那么为什么那么多人冬季感冒呢？

youdao