一大类反应性有机化合物(R·CHO)中的任何一种,具有一个羰基官能团连接到一个烃基和一个氢原子上。
一类高反应性化合物；用于制造树脂、染料和有机酸；乙醛；[化] 醛; 乙醛
一大类反应性有机化合物(R·CHO)中的任何一种,具有一个羰基官能团连接到一个烃基和一个氢原子上。
Any of a large class of reactive organic compounds (R·CHO) having a carbonyl functional group attached to one hydrocarbon radical and a hydrogen atom.
一类高反应性化合物；用于制造树脂、染料和有机酸
any of a class of highly reactive chemical compounds; used in making resins and dyes and organic acids
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