dìng cháng guǐ dào
stationary orbit
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designability,
designable,
designata,
designate,
designated,
designated driver,
designated hitter,
designation,
designator,
designatum,
相似单词
定案,
定标器,
定泊处,
定泊费,
定步速,
定常轨道,
定单,
定点设备,
定夺,
定额,