单词	orbiter
释义	orbiter /ˈɔːbɪtə / noun A spacecraft designed to go into orbit, especially one that does not subsequently land: a lunar orbiter... This smart software can be used on all kinds of spacecraft, including orbiters, landers and rovers. The program would start with lunar orbiters, which would be followed by landers and rovers, and eventually sample return missions. They may involve several independent elements, such as orbiters, sub-satellites, landers, rovers, penetrators, airborne robots, planetary ascent vehicles or re-entry vehicles. Compare with lander.
随便看	praetorian guard praetorianism Praetorian Prefect Praetorian prefecture praetorium praetorship prag praggin Pragian pragmalinguistic pragmalinguistics pragmatic pragmatica pragmatical pragmatically pragmaticalness pragmaticism pragmaticist pragmatics pragmatic sanction pragmatisation pragmatise pragmatised pragmatiser pragmatising

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