“free fall”概念、定义、翻译-科学时代

单词	free fall
释义	力学词汇手册 free fall 自由下落
随便看	free in--free in（FI） freeing freeing free in harbor free in liner terms discharge free in, out and trimmed free internal rotation free into barge free into barge (FIB) free into barge--free into barge (FIB) free into board free into bunker free into bunker free into wagons free into wagons free in（FI） free-ion model free isotope holdup free issue free issue free jazz free jet free jet free keyword free labour

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。