| 歌曲 | 美国发射一箭双星探月 |
| 歌手 | 英语听力 |
| 专辑 | BBC新闻 |
| The American space agency, NASA, has launched two unmanned probes to the moon, the first step of a plan to send humans back to the moon and beyond. The probes delivered by an Atlas V rocket will map possible landing sites and search for water sources that would be used by a future lunar colony. Part… |
| The American space agency, NASA, has launched two unmanned probes to the moon, the first step of a plan to send humans back to the moon and beyond. The probes delivered by an Atlas V rocket will map possible landing sites and search for water sources that would be used by a future lunar colony. Part |