“permanent periodic block”概念、定义、翻译-科学时代

单词	permanent periodic block
释义	农业词汇手册 permanent periodic block 固定作业区
随便看	ownership transfer ownership utility ownership waiver of premium benefit owners, landlords and tenants liability coverage（OL&T） owner's risk owner's risk clause owner's risk clause owner's risk（OR） owner　租船船东 own-label brand own-rate of interest own-root tree own-root tree OWS（ocean weather ship） oxa- oxabetrinil oxacephem oxacillin oxacillin oxacillin oxacyclopentane oxalate oxaldehyde oxalemia oxalic acid

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。