dextro- 或 dextr-pref.(前缀)On or to the right; right:向右的;右边的:例句:dextrorotation.向右旋转的Dextrorotatory:向右旋转的:例句:dextrose.右旋糖来源:Latin 拉丁语 from dexter [on the right side] 源自 dexter [在右边]