1.(每年11月至次年3月由非洲内陆吹向大西洋海岸的)燥风,哈马丹风
1.an extremely dry dusty wind that blows from the Sahara toward the western coast of Africa, especially between November and March
1.Harmattan dust deposition and particle size in Ghana
加纳的哈麦丹风降尘及其粒径分布