fossil compound古: antiquity; ancientry化合物: chemical compound; compound化合物: chemical compound; compound 高分子化合物 high polymer; highly polymerized compound化合物a: compd a化合物s: compd s; compound s; desoxycor tisone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:古化合物，即可在微信中查询翻译
