| 1. | The planets of our solar system are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto. |
| 我们太阳系的行星是水星, 金星, 地球, 火星, 木星, 土星, 天王星, 海王星, 冥王星。
|
| 2. | A solar eclipse occurs when the moon passes between the sun and the earth. |
| 当月球运行到太阳和地球的中间时，便出现日食。
|
| 3. | The engine runs on electric power [ solar energy]. |
| 这台发动机是靠电力[太阳能]运转。
|
| 4. | The solar system consists of the sun and its planets. |
| 太阳系由太阳极其行星构成。
|
| 5. | In our won solar system, for example, Venus is far too hot and Mars is far too cold to support life. |
| 举例来说，在我们的太阳系里，对于生命来说，金星的温度太高，而火星的温度则太低。
|
| 6. | Even a telescope in orbit round the earth, like the very successful Hubble telescope, would not be suitable because of the dust particles iron solar system. |
| 即使是一台放置在围绕地球的轨道上的望远镜——如非常成功的哈勃望远镜——也因为太阳系中的尘埃微粒而无法胜任。
|
| 7. | A telescope would have to be as far away as the planet Jupiter to look for life in outer space, because the dust becomes thinner the further we travel towards the outer edges of our own solar system. |
| 望远镜要放置在木星那样遥远的行星上才有可能在外层空间搜寻生命。因为我们越是接近太阳系的边缘，尘埃就越稀薄。
|
| 8. | The Moon is likely to become the industrial hub of the Solar System, supplying the rocket fuels fro its ships, easily obtainable from the lunar rocks in the from of liquid oxygen. |
| 月球很可能成为太阳系的工业中心。从月球上的岩石中很容易提炼出液态氧，作为航天飞船的燃料。
|
| 9. | It is the one world in the Solar System that is most like the Earth. |
| 火星是太阳系里与地球最接近的一颗行星。
|
| 10. | Of all the planets in our solar system, we ware now pretty certain the Earth is the only one on which life can survive. |
| 我们目前可以肯定的是，在我们太阳系的所有行星中，地球是生命能存在的唯一行星。
|