“数学期望”概念、定义、翻译-科学时代

单词	数学期望
释义	天文学词汇手册数学期望 mathematical expectation
随便看	undercurrent undercurrent undercurrent under-current relay undercut undercut undercut undercut undercut undercut undercut undercutting undercutting undercutting undercutting undercutting and wrenching undercutting chamber undercutting level undercutting technique underdamping underdamping underdamping underdeck under deck and/or on deck under-deck cargo

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。