“focal power”概念、定义、翻译-科学时代

单词	focal power
释义	天文学词汇手册 focal power 焦度
随便看	origin criteria origin-destination survey origin marking origin of a datum origin of coordinates origin of coordinates origin of crops origin of fire origin of infant's self-consciousness origin of language origin of longitude origin of longitude origin of replication origin of shipment origin of species origin of species origin of species origin of species origin of stand origin period origin-processing origin rule origin server origin station origin station

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。