“four groove drill”概念、定义、翻译-科学时代

单词	four groove drill
释义	矿业工程技术词汇手册 four groove drill 十字形钎子
随便看	free art free article free asset free asset free assets free assets free association free association free association free association method of interrogation free astray free astray free at factory free atmosphere free atmosphere free at quay free auxin free available residual chlorine free azimuth free balance free balance free balloon free banking Free Banking School free banking system

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。