“light echo”概念、定义、翻译-科学时代

单词	light echo
释义	天文学词汇手册 light echo 回光
随便看	black black abalone Black Acts black adobe soil Black aesthetics black alder black and tan black and tan Black and Tans black and white black-and-white black and white black-and-white black and white black-and-white ad black and white character black-and-white control black and white film black-and-white group black-and-white image black-and-white image monitoring black and white map black and white photography black and white picture tube black-and-white spread

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。