“main gear”概念、定义、翻译-科学时代

单词	main gear
释义	机械工程词汇手册 main gear 主起落架；主齿轮
随便看	Young，Brigham Young，La Monte Young，Neil Young，Owen Youning Monastery Your Eminence Your Holiness Your Honor Your Witness Your Worship Yousuf Karsh youth youth youth youth-and-old-age youth camp youth cohort youthcult youth culture youth culture youth custody center Youth Day Youth Day youth dependency ratio youth education

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。

main gear