retro rocket

常见例句

Our pilotless rocket enters the track of the earth.
我们把一个无人驾驶的火箭送入了地球的轨道里。
They planned to send a rocket to the moon.
他们计划向月球发射火箭。
Imagine a rocket that can travel at the rate of light!
想象一下能以光的速度飞行的火箭。
A rocket manned by trained astronauts will launch soon.
载有受过训练的宇航员的火箭马上就要发射了。
Scientists have computed the probable course of the rocket.
科学家利用计算机计算了火箭可能运行的轨道。