[wèi xīng]
(围绕行星运行的天体) satellite; moon
How many moons has the planet Jupiter?
木星有几个卫星?
(人造卫星) artificial satellite; man-made satellite
weather satellite;meteorological satellite
气象卫星
communications satellite
通讯卫星
launch an artificial satellite
发射卫星
a reconnaissance satellite
侦察卫星
a satellite for lunar probes
月球探测卫星