mg
英
美
- abbr.元素镁（=magnesium）abbr.毫克（=milligram）
详细释义
Noun:
-
one thousandth (1/1,000) gram
-
a light silver-white ductile bivalent metallic element; in pure form it burns with brilliant white flame; occurs naturally only in combination (as in magnesite and dolomite and carnallite and spinel and olivine)
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