“TV tracking”概念、定义、翻译-科学时代

单词	TV tracking
释义	请查阅TV tracking--TV tracking（television tracking）
随便看	time perception time perception time period effect time phase time-phase angle time phasor time photography time playback time policy time policy time policy time policy time preference time preference time preference time pricing time-programme command time projectile time-proof time psychology time pulse time pulse time pulse time pulse distributor time pulse relay

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。