名词中文翻译
中文翻译：轨迹
同义词：
['course', 'path', 'route']
例句：
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1.The trajectory of the spacecraft was carefully planned before launch.
在发射前，飞船的轨迹被精心规划。
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2. The new project has a promising trajectory towards success.
这个新项目有着向成功迈进的光明前景。
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3.The scientist followed the trajectory of the planet as it orbited the sun.
科学家观察着行星绕太阳运行的轨迹。