短語詞組短語drought disaster control forest 防旱林drought disaster control 防旱drought disater control forest 防旱林drought disaster control fo -rest 防旱林flood and drought control 防汛防旱drought control method 抗旱途徑schemes for drought control 治旱方案drought control irrigation 抗旱灌溉drought control measures 防旱措施 返回 drought control