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单词 hydrocarbonaceous
释义

WordReference Random House Learner's Dictionary of American English © 2024
hy•dro•car•bon /ˌhaɪdrəˈkɑrbən, ˈhaɪdrəˌkɑr-/USA pronunciation   n. [countable]
  1. Chemistrya group of chemical compounds containing only hydrogen and carbon, such as methane or benzene.
See -hydr-.
WordReference Random House Unabridged Dictionary of American English © 2024
hy•dro•car•bon  (hī′drə kär′bən, hī′drə kär′-),USA pronunciation n. 
  1. Chemistryany of a class of compounds containing only hydrogen and carbon, as an alkane, methane, CH4, an alkene, ethylene, C2H4, an alkyne, acetylene, C2H2, or an aromatic compound, benzene, C6H6.
  • hydro-2 + carbon 1820–30
hy′dro•car′bo•na′ceous, adj. 
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更新时间：2024/11/11 5:11:26