cyclic acid anhydridecyclic anhydride环: ring; hoop酸酐: acid anhydride; estolide环酸: naphthenic acid酸酐: [化学] acid anhydride; estolide循环酸: recycle acid下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:环酸酐,即可在微信中查询翻译