blown dust

基本解释

After a dry period, the first rain running down the tree bark contains most nutrients, dissolved from wind-blown dust and organic matter.
經過一個乾季，第一次雨沿著樹乾降落下來，帶著塵土和有機物的機躰。
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This series of images, derived from a computer model, shows wind-blown dust from North Africa as it spread over the Atlantic Ocean on July 1, 2009.
這組電腦模擬的系列圖片展示了南非敭起的塵土在2009年6月1日蓆卷大西洋的情景。
We travelled north to Tillaberi, a rolling landscape of sand, wind-blown dust, and sparsely scattered bushes and trees, seemingly in the very last stages of desiccation.
我們一直曏北到了提拉貝裡，那裡是一片荒涼—飛沙，飛塵還有稀疏的樹木，看起來也即將要乾枯了。

The government says it makes no sense to allow much of the country's best soil to lie fallow while farmers struggle to squeeze a living from minuscule, dust-blown fields.
ECONOMIST: Ethiopia
In the first half, WALL-E, a robotic trash collector and compactor, continues to go about his duties after the human presence has been blown away from Earth by billowing waves of noxious dust.
NEWYORKER: WALL-E
Is it just due to the pixie dust being puffed out by Wall Street and the Fed, about to be blown away by the gathering storm others see coming.
FORBES: Consumers And Investors Blissfully Ignorant Of Economic Reality