satellite orbital altitude

例句：

1. 1. The satellite orbited the earth at an altitude of 40,000 kilometers.
   这颗卫星在地球上空以4万千米的高度运行。
2. 2.The astronauts had to adjust their altitude for the extra gravity of the space station.
   宇航员们必须调整他们的海拔，以适应空间站额外的重力。
3. 3.The astronauts were able to achieve a high altitude in the space station.
   宇航员们在太空站成功达到了高海拔。