man-made sun satellite

例句：

1. 1. The man-made sun satellite is the first toreach the outer planets.
   人造太阳卫星是第一个到达外行星的。
2. 2. The man-made sun satellite has been a majorscientific achievement.
   人造太阳卫星是一项重大的科学成就。
3. 3. The man-made sun satellitewill help us understand the nature of space.
   人造太阳卫星将帮助我们理解太空的本质。