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来源:雅诚德英语网
South Africa has again re-introduced DDT for indoor residual spraying to keep malaria case and fatality Numbers at all-time low levels and move towards malaria elimination.
南非再次重新将滴滴涕用于室内残留喷洒,将疟疾病例和死亡人数保持在创记录的低水平并向着消灭疟疾前进。