acetaln. 乙縮醛乙醛縮二乙醇、(類名)醛縮醇、縮醛(醛縮二醇)學術名詞縮醛:化學、海事、植物學、化學工程縮酮:化學醛縮醇:電子工程英文釋義any organic compound formed by adding alcohol molecules to aldehyde molecules