短語詞組短語arid tropic region 干熱帶arid mountainous region 干旱山地the arid desert region 干旱荒漠區(qū)Extremely arid desert region 極干旱荒漠地區(qū)extreme arid desert region 極端干旱荒漠區(qū)semi arid hilly region 黃土丘陵frigid and arid mountainous region 寒旱山區(qū)semi -arid d region 半干旱地區(qū) 返回 arid region