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单词
mccollum
释义
McCollum
Mc·Col·lum
(mə-kŏl′əm)
,
Elmer
1879-1967.
American biochemist and nutritionist who first classified vitamins, distinguishing between fat-soluble (A) vitamins and water-soluble (B) vitamins.
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更新时间:2026/4/18 4:29:28