blown sand activities

• 风沙活动

blown sand activities的用法和样例：

例句

1. Aeolian sand, distributed extensively around China?s arid and semi arid zones, is the main bearing body of wind erosion in China.
   风成沙广泛分布于我国干旱与半干旱地区，是我国风蚀与风沙活动的主要载体。