“hierarchical classification”概念、定义、翻译-科学时代

单词	hierarchical classification
释义	农业词汇手册 hierarchical classification 分层，谱系分组，按级分类法
随便看	ontology ontology ontology ontology ontology ontology ontology ontology ontology markup language onto mapping onto mapping on top of the beat ONU ONU on-unit ONU--ONU (optical network unit) ONU--ONU (optical network unit) ONU (optical network unit) ONU (optical network unit) onus of proof onus of proof on-vehicle survey on-vehicle weapon on view onward transfer

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。