名词
中文翻译：轨迹
同义词：
['course', 'path', "trajectory例句：1. The spacecraft's trajectory was carefully plotted before launch.（在发射前，航天器的运动轨迹被仔细规划。）2. The ship's trajectory changed as it approached the coast.（随着船只接近海岸，其航线发生了变化。）"]
例句：
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1. The spacecraft's trajectory was carefully plotted before launch.
在发射前，航天器的运动轨迹被仔细规划。
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2. The ship's trajectory changed as it approached the coast.
随着船只接近海岸，其航线发生了变化。
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3. The rocket's trajectory was determined by its initial velocity and angle of launch.
火箭的航线由其初速度和发射角度决定。