短語詞組短語economic c burden 經(jīng)濟負(fù)擔(dān)economic -burden 經(jīng)濟負(fù)擔(dān)Direct economic burden 直接經(jīng)濟負(fù)擔(dān)Annual economic burden 年經(jīng)濟負(fù)擔(dān)Economic burden of disease 疾病經(jīng)濟負(fù)擔(dān);病經(jīng)濟負(fù)擔(dān)Invisible economic burden 無形經(jīng)濟負(fù)擔(dān)intangible economic burden 無形經(jīng)濟負(fù)擔(dān)Increased economic burden 增加經(jīng)濟負(fù)擔(dān)peasants ' economic burden 農(nóng)民負(fù)擔(dān) 返回 economic burden