短語詞組短語sahelian drought 薩赫爾干旱Ray Sahelian 莎赫萊恩Africa Sahelian belt 非洲薩哈爾帶UNSO United Nation Sahelian Office 聯(lián)合國薩赫勒辦公室Office for Sahelian Relief Operations 薩赫勒區(qū)域救濟業(yè)務處un sudano sahelian office unso 聯(lián)合國蘇丹薩赫勒辦事處 返回 Sahelian