短语词组短语arid hungriness area 干旱荒漠地区arid mountain area 山旱区arid agricultural area 干旱农区arid crop area 旱作区arid mountainous area 干旱山区arid sand area 干旱沙区arid sandy area 干旱风沙arid inland area 干旱内陆区semi arid hilly area 半干旱山地丘陵区 返回 arid area