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单词 steroid
释义

WordReference Random House Learner's Dictionary of American English © 2024
ste•roid /ˈstɪrɔɪd, ˈstɛr-/USA pronunciation   n. [countable]
  1. Biochemistryany of a large group of chemical compounds that produce specific changes in the body.

WordReference Random House Unabridged Dictionary of American English © 2024
ste•roid  (stēr′oid, ster′-),USA pronunciation [Biochem.]
n. 
  1. Biochemistryany of a large group of fat-soluble organic compounds, as the sterols, bile acids, and sex hormones, most of which have specific physiological action.

adj. 
    Also, ste•roi•dal (sti roid′l, ste-).USA pronunciation pertaining to or characteristic of a steroid.
    • ster(ol) + -oid 1925–30

Collins Concise English Dictionary © HarperCollins Publishers::
steroid /ˈstɪərɔɪd ˈstɛr-/ n
  1. any of a large group of fat-soluble organic compounds containing a characteristic chemical ring system. The majority, including the sterols, bile acids, many hormones, and the D vitamins, have important physiological action
Etymology: 20th Century: from sterol + -oid

steˈroidal adj
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更新时间：2024/9/21 2:43:45