“dense subset”概念、定义、翻译-科学时代

单词	dense subset
释义	数学词汇手册 dense subset 稠（密）子集
随便看	beach she-oak beach strand beach surveying beach swale beach warmwood beach zone beacillin beacon beacon beacon beacon beacon beacon beacon beacon acquisition time beaconage beacon delay beacon fire beacon frame beaconing station beacon satellite beacon tower bead bead bead

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。