名词
中文翻译：模式轨迹
同义词：
['modal curve', 'trajectory']
例句：
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1. The trajectory of the spacecraft isclosely monitored by the ground control center.
航天器的轨迹由地面控制中心密切监控。
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2. Thetrajectory of the project has been carefully plannedto ensure success.
该项目的轨迹已经仔细规划，以确保成功。
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3. The trajectory of therocket was calculated based on its initial velocityand acceleration.
火箭的轨迹是根据其初始速度和加速度计算得出的。