n.干燥的热风

A dry wind called the Harmattan, which blows from the Sahara desert over Ghana and Nigeria, carries much sand and dust. 一种叫“哈马顿”的干燥的风自撒哈拉大沙漠夹带着大量的沙粒和尘埃，越过加纳和尼日利亚。

Hot, dusty harmattan winds blowacross the bone-dry desert, which receives an annual rainfall of about1 inch (25 millimeters). 酷热多尘的哈马丹风(一种沿非洲大陆西北岸吹送的干燥多沙的风)吹过这片极度干燥的沙漠，这里每年仅有约1英寸(25毫米)的降雨量。

Harmattan dust deposition and particle size in Ghana 加纳的哈麦丹风降尘及其粒径分布

a dry wind called the Harmattan,which blows from the Sahara desert over Ghana and Nigeria,carries much sand and dust 一种叫“哈马顿”的干燥的风自撒哈拉大沙漠夹带着大量的沙粒和尘埃，越过加纳和尼日利亚