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单词 allotrope
释义

WordReference Random House Unabridged Dictionary of American English © 2024
al•lo•trope  (alə trōp′),USA pronunciation n. [Chem.]
  1. Chemistryone of two or more existing forms of an element:Graphite and diamond are allotropes of carbon.
  • allo- + -trope 1885–90

Collins Concise English Dictionary © HarperCollins Publishers::
allotrope /ˈæləˌtrəʊp/ n
  1. any of two or more physical forms in which an element can exist
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