paraldehyden. 仲(乙)醛、三聚乙醛學術名詞三聚乙醛:食品科技、藥學、海事、植物學、實驗動物及比較醫學2.4.6-三甲基(代)對稱三氧陸圜:植物學英文釋義a colorless liquid (a cyclic trimer of acetaldehyde) that is used as a sedative and a solvent