trajectory

英 [trəˈdʒektəri]

美 [trəˈdʒektəri]

n.  (射体在空中的)轨道，弹道，轨迹

复数：trajectories　

GRE化学

Collins.1 / BNC.12757 / COCA.7728

牛津词典

noun

• （射体在空中的）轨道，弹道，轨迹
  the curved path of sth that has been fired, hit or thrown into the air
  1. a missile's trajectory
     导弹的弹道
  2. My career seemed to be on a downward trajectory.
     我的事业似乎在走下坡路。

柯林斯词典

• N-COUNT 轨道;轨迹
  Thetrajectoryof a moving object is the path that it follows as it moves.
  1. ...the trajectory of an artillery shell.
     一枚炮弹的弹道
• N-COUNT (事业等的)发展轨迹，起落
  Thetrajectoryof something such as a person's career is the course that it follows over time.
  1. ...a relentlessly upward career trajectory.
     扶摇直上的事业轨迹

英英释义

noun

• the path followed by an object moving through space
  Synonym:flight

双语例句

• In this paper, the simulation model of missile defense system is established and the penetration effectiveness of wavy trajectory missile is analyzed.
  建立了导弹防御系统仿真模型，对跳跃式弹道导弹的突防效能进行了分析。
• The model of reentry trajectory is established and the angle of attack is regarded as control variable.
  首先建立了高超声速导弹再入段弹道模型，并将攻角作为控制变量。
• The effects of frication, air frication on the speed and trajectory of projectiles have been fully considered.
  主要考虑了摩擦力、空气阻力等因素对弹丸的速度和轨迹的影响。
• The trajectory correction projectile model using impulse was established.
  建立了采用脉冲力控制的弹道修正弹飞行弹道模型。
• The trajectory tracking problem of hydraulic excavator is discussed.
  对液压挖掘机工作装置的轨迹跟踪进行了研究。
• The changes of optimal trajectory caused by Earth's oblateness are computed.
  详细计算分析了地球扁率对最优轨道的影响。
• A novel algorithm based on twist is presented for real-time task-space trajectory planning.
  基于旋量提出了一种任务空间实时轨迹规划的新算法。
• A hybrid controller with neural-variable structure for trajectory tracking of robot manipulators with uncertainties is proposed.
  摘要针对不确定性机器人的轨迹跟踪控制问题，提出了一种神经网络前馈补偿加变结构的混合控制器。
• Trajectory simulation results of a type of target missile prove the method has good control ability and better robustness.
  通过对大空域靶弹的全弹道仿真表明，该控制方法具有较好的控制能力和较强的鲁棒性。
• The control system of Kinetic Kill Vehicle has many uncertain parameters and the trajectory simulation is complicated.
  动能拦截器控制系统的设计不确定性参数较多，弹道仿真复杂。