单词 可预防 例句 DEFINITIVE EXAMPLES 权威例句〔FIGHT〕The fight against malnutrition and preventable diseases must continue. 必须继续努力对抗营养不良和可预防疾病。朗文写作活用〔STOP〕Whooping cough and measles are both preventable diseases. 百日咳和麻疹都...