“velocity ratio”概念、定义、翻译-科学时代

单词	velocity ratio
释义	物理学词汇手册 velocity ratio 速（度）比
随便看	television education television-equipped bomb television-equipped missile televisionese television essay television field television film television film projector television fluorography television-folded picture television guidance television guide television home shopping television home shopping television home shopping television host television household (TVHH) television image television instruction television jeep television journalism television licence television marketing television measurement television measurement--television measurement（TV measurement）

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。