monsoon
n
1 seasonal wind in S Asia, esp in the Indian Ocean, blowing from SW from April to October and from NE from October to April (南亚的)季风(尤指印度洋上四月至十月的西南风和十月至四月的东北风).
2 very rainy season that comes with the SW monsoon (西南季风带来的)雨季.
Twenty or thirty pages of information handed to any of the major world powers around the year 1925 would have been sufficient to change the course of world history.