基本解释芹菜素同根派生 apignin相关词英汉例句Keywords high-performance thin layer chromatography（HPTLC）;apignin;celery extracts;developing solvent; 关键词高效薄层色谱（HPTLC）;芹菜素;芹菜提取物;展开溶剂;apignin更多例句