“order of urban size”概念、定义、翻译-科学时代

单词	order of urban size
释义	地理学词汇手册 order of urban size 城市规模等级
随便看	OBRA of 1993 OBRA of 1993--OBRA of 1993 (Omnibus Budget Reconciliation Act of 1993) OBRA of 1993 (Omnibus Budget Reconciliation Act of 1993) OB recording Obregonia denegrii O'Brien-Fleming method O'Brien's two-sample test obround can obround vessel obscene libel obscene publication obscurant obscurant obscurantic obscurantism obscurantism obscurantism obscurantist obscuration obscure obscured glass Obscured Homalomena Rhizome obscure poem obscure radiation obscure ray

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。