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单词 hydrazine
释义 hydrazine
 /huy"dreuh zeen'/,  n.  
  1. Also 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. a class of substances derived by replacing one or more hydrogen atoms in hydrazine by an organic group.
 [1885-90; HYDR-2 + AZ- + -INE2]
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