sweet wormwoodswi:tˈwə:mwud短语¹⁴⁴⁹⁷²⁺² 基本英英近义反义例句 青蒿 Noun: wormwood of southeastern Europe to Iran近义词artemisia annua青蒿素 At present artemisinin is expensive and in short supply because its only source is sweet wormwood, a Chinese medicinal plant. 目前，由于青蒿素的唯一来源是一种叫艾蒿的中草药，因此其价格昂贵且供不应求。 iciba