词汇	node with label
释义	node with label 带标记结点
随便看	space nuclear anxiliary power type reactor space nuclear auxiliary power space nuclear auxiliary power SNAP space nuclear power Space Nuclear Propulsion Space Nuclear Propulsion Office space nuclear propulsion unit spacenumber space number space-number Space-number space nutrition space object space-object space object catalogue Space Object Identification Space Object Identification System Space Objects space-objects space object tracking space oblique mercator projection Space observation space observational science space observatory space observer