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单词 bismuthal
释义

WordReference Random House Learner's Dictionary of American English © 2024
bis•muth /ˈbɪzməθ/USA pronunciation   n. [uncountable]
  1. Chemistryan easily broken, grayish white metallic element used in the manufacture of alloys and in medicine.

WordReference Random House Unabridged Dictionary of American English © 2024
bis•muth  (biz′məth),USA pronunciation n. [Chem.]
  1. Chemistrya brittle, grayish-white, red-tinged, metallic element used in the manufacture of fusible alloys and in medicine. Symbol: Bi;
    at. wt.: 208.980;
    at. no.: 83.
  • ?
  • Neo-Latin bisemūtum, Latinized form of German Wissmuth (now Wismut)
  • earlier bismutum 1660–70
bis′muth•al, adj. 
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更新时间：2024/11/10 14:14:00