“long-period circulation”概念、定义、翻译-科学时代

单词	long-period circulation
释义	地球科学词汇手册 long-period circulation 长周期循环
随便看	secondary treatment secondary treatment secondary treatment secondary treatment secondary trunk road secondary twin secondary unit secondary unit secondary urbanism secondary urbanism secondary use secondary ventilation secondary vent stack secondary vocational school teacher evaluation secondary wall secondary water pollution secondary wave secondary wave secondary wave secondary wave secondary wavelet secondary winding secondary winding secondary wiring secondary worker

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。

long-period circulation