| 1. | There is no giant crater and no deposits have been found reflecting a huge tidal wave .
没有找到巨大的陨石坑，也未发现能反映特大潮汐波的沉积物。 |
| 2. | The surface of the moon is pitted with craters
月球表面因有种种陨石坑而坑坑洞洞。 |
| 3. | What lies on the floor of this martian crater
躺在火星陨石坑地面的是什麽？ |
| 4. | Gigantic blocks of rock litter the crater floor
陨石坑底部到处是巨大石块。 |
| 5. | Barringer crater is 1 . 2km in diameter
巴林杰陨石坑的直径有1 . 2千米。 |
| 6. | Most of them were formed by the impacts of meteorites
布满陨石坑，大部分是由流星体所造成。 |
| 7. | What caused this unusual looking crater floor on mars
火星这个奇特的陨石坑底到底是怎麽形成的？ |
| 8. | Explanation : what lies at the bottom of hyperion ' s strange craters
说明：土卫七奇异的陨石坑底，到底藏了些什麽？ |
| 9. | This computer - enhanced image shows victoria crater on mars
这张经过电脑放大的图像展现的是火星上的维多利亚陨石坑。 |
| 10. | It has been studyingvictoria craterand looking for a way in
它正在研究维多利亚陨石坑，寻找一条能够进入坑内的道路。 |
