trajectory /trəˈʤɛktəri/ noun plural trajectories
plural trajectories
Learner's definition of TRAJECTORY
[count]
: the curved path along which something (such as a rocket) moves through the air or through space飞行轨道;轨迹;弹道 —
often used figuratively to describe a process of change or development that leads toward a particular result常用作比喻,描述改变或发展的过程