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单词 hydrazine
释义

WordReference Random House Unabridged Dictionary of American English © 2024
hy•dra•zine  (hīdrə zēn′),USA pronunciation n. 
  1. ChemistryAlso called diamine. a colorless, oily, fuming liquid, N2H4, that is a weak base in solution and forms a large number of salts resembling ammonium salts: used chiefly as a reducing agent and a jet-propulsion fuel.
  2. Chemistrya class of substances derived by replacing one or more hydrogen atoms in hydrazine by an organic group.
  • hydr-2 + az- + -ine2 1885–90

Collins Concise English Dictionary © HarperCollins Publishers::
hydrazine /ˈhaɪdrəˌziːn -zɪn/ n
  1. a colourless basic liquid made from sodium hypochlorite and ammonia: a strong reducing agent, used chiefly as a rocket fuel. Formula: N2H4
Etymology: 19th Century: from hydro- + azo- + -ine²
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