“penumbral eclipse”概念、定义、翻译-科学时代

单词	penumbral eclipse
释义	天文学词汇手册 penumbral eclipse 半影食
随便看	data confidentiality data confidentiality data confidentiality data connection data control block data control language data conversion data conversion data conversion data conversion data correction data coverage data custodian Data Definition Language Data Definition Language--Data Definition Language (DDL) data definition language (DDL) Data Definition Language (DDL) data description language Data Description Language Data Description Language--Data Description Language (DDT) Data Description Language (DDT) data dictionary data dictionary data dictionary data diddling

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。