milligram

名词 milligram:

1. one thousandth (1/1,000) gram
   同义词：mg

1. A unit of weight for precious stones, equal to200 milligrams.
   克拉宝石的重量单位，等于200毫克

mil.li.gram

n.Abbr. mg（名词）缩写 mg
A unit of mass equal to one thousandth (0-3) of a gram. See table at measurement
毫克：质量单位，等于千分之一(0-3)克 参见 measurement