When I bowed my head to the ground, I felt a very strong windpass by my head, and people started to yell at me.
当我的头向地面低下时，我感到一股强风从我脑边划过，人们向我惊叫。
2
The windpass the wind-proof and suppressing wall is a typical porous media-fluid coupled flow, the porous medium model can show its working characters well.
气体通过挡风抑尘墙的流动是典型的多孔介质-纯流体耦合流动，多孔介质模型能够良好的反映其工作特性。
3
However, among all the other populated continents, the all-changing wind of time seems to pass over Africa, leaving its face mainly unchanged for centuries or even millenniums.