metapyrocatechaseWiktionary 原文英美构词拆解metameta-前缀pyrocatechasepyrocatechase词干meta-(anatomy and zoology) Behind. [From 19th century] · (botany and zoology) Later or subsequent. [From 19th century]词源说明From meta- + pyrocatechase.释义名词noun1(biochemistry) Catechol 2,3-dioxygenase, an enzyme that catalyzes the chemical reaction catechol + O2 ⇌ 2-hydroxymuconate semialdehyde.