单词：earth synchronous orbit
earth synchronous orbit的用法和样例：
例句
- Cordelia and Ophelia orbit inside the synchronous orbit radius.天卫六与天卫七属于同步轨道半径之内。
- In a Jovian stationary orbit, a spacecraft goes around the planet at the same speed as the ionosphere.在木星的同步轨道上，太空船环绕行星的速度与电离层相同。
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