英语词汇“mccollum, elmer verner”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	mccollum, elmer verner
释义	McCollum, Elmer Verner McCollum, Elmer Verner (1879–1967) organic chemist; born near Fort Scott, Kans. He started the first white rat colony in the U.S.A., devoted to studying nutrition (ca. 1907). On the basis of this work, he demonstrated the existence of vitamins A and B (reported 1915). In 1917 he became a biochemist at Johns Hopkins, where he also did work on vitamin D.
随便看	tucked her in tucked her into tucked her up tucked him away tucked him in tucked him into tucked him up tucked in tucked into tuckedly tucked me away tucked me in tucked me into tucked me up tucked somebody away tucked somebody into tucked somebody up tucked someone away tucked someone in tucked someone into tucked someone up tucked them away tucked them in tucked them into tucked them up

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McCollum, Elmer Verner