单词 放大物 例句 DEFINITIVE EXAMPLES 权威例句〔magnifying glass〕A lens or combination of lenses that enlarges the image of an object.放大镜:能放大物体图象的透镜或者一组透镜美国传统〔magnify〕A convex lens magnifies.凸透镜用于放大物体。外研社新世纪〔mic...