“maar”概念、定义、翻译-科学时代

单词	maar
释义	地理学词汇手册 maar 低平火山口
随便看	strabotomy stracheya straddle straddle straddle straddle carrier straddle carrier straddle crane straddle lift method straddle scaffold straddle trading straddle trading straddle truck straddling stock Stradivari，Antonio strafe strafer straggle straggler Strahov Monastery straight straight straight angle straight angle straight announcement

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。