Although there are incidences of dengue around the year in tropical climates, cases tend to spike during periods of high rainfall and high temperatures.
Although there are incidences of dengue around the year in tropical climates, cases tend to spike during periods of high rainfall and high temperatures.
虽然，在一年中登革热主要发生于热带地区，但是在高温多雨的季节中，有向其它地区扩散的趋势。