“upper transit”概念、定义、翻译-科学时代

单词	upper transit
释义	天文学词汇手册 upper transit 上中天
随便看	Spanish Netherlands Spanish oak Spanish onion Spanish pepper Spanish potato Spanish Revolution Spanish School Spanish snapdragon Spanish style garden span length spanner spanner spanning cluster spanning port spanning set spanning set of vectors spanning tree spanning tree spano- span of consciousness span of control span of control span of control span of control span of control

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。