目前在火星轨道上运行的火星勘测轨道飞行器是NASA最强大的航天器。

The Mars Reconnaissance Orbiter is NASA's most powerful spacecraft currently in orbit around Mars.

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目前在火星轨道上运行的火星勘测轨道飞行器是NASA最强大的航天器。

The Mars Reconnaissance Orbiter is NASA's most powerful spacecraft currently in orbit around Mars.

youdao