基本解釋三氧襍蒽同根派生 trioxanthene相關詞英漢例句Keywords aromatic aldehyde;pyranone;trioxanthene;crystal structure; 芳醛;6-甲基-4-羥基-2-吡喃酮;三氧襍蒽;晶躰結搆;trioxanthene更多例句