Rainfall became more regular... 降雨变得更频繁
Less rainfall and extended droughts allow deserts to grow. 降雨量的减少与旱期的延长使沙漠区域得以扩张
has received its highest rainfall in years. 迎来了近几年最大的降雨
With abundant rainfall and twelve hours of daylight 大量的降雨和每天12小时的日照