| 1. | The amateur astronomer will be well able to fulfill these . 业余天文学家是可能做到这些的。 |
| 2. | The amateur astronomer must consult the exposure meter and not rely on his senses . 业余天文学家必须参照曝光表而不能光靠感觉。 |
| 3. | It is desirable for more amateur astronomers to build this relatively simple instrument . 它吸引了越来越多的业余天文学家去制作这种相对简单的仪器。 |
| 4. | I would again encourage all interested amateur astronomers to new attempts in this direction . 我还要鼓励所有感兴趣的业余天文学家在这方面做出新尝试。 |
| 5. | Discoveries of genuine changes on the lunar surface are never within the reach of the average amateur observer . 月面真实变化的发现从来不是一般业余天文学家力所能及的。 |
| 6. | As the nearest celestial body to our earth, the moon has, of course, always been a favored object for the amateur astronomer . 月球是最接近地球的天体,当然总是业余天文学家喜爱的对象。 |
| 7. | Apart from these, the contents are largely as self-explanatory as the well-known calendars for the amateur's use . 除此而外,历书的内容对于业余天文学来说是一目了然的,就象我们看日历一般。 |
| 8. | Astronomical yearbooks and calendars for amateur astronomers provide the times of the beginning of the synodic solar rotations as well as the longitudes lo . 天文年历和日历为业余天文学家提供了太阳会合自转周期的始时和经度Lo |
| 9. | Astronomical yearbooks and calendars for amateur astronomers provide the times of the beginning of the synodic solar rotations as well as the longitudes lo 天文年历和日历为业余天文学家提供了太阳会合自转周期的始时和经度lo |
| 10. | Many people in germany have noticed the fireballs , said werner walter , an amateur astronomer in mannheim who runs a web site on unexplained astronomical phenomena and a hotline for reports on unidentified flying objects " the last reported sighting was yesterday at 7 : 30 p . m . 1830 gmt in a corridor near the border of the netherlands , " he told reuters in a telephone interview 据路透社11月4日报道,很多德国人都已经注意到了这些火球,居住在该国曼海姆市的一位业余天文学家沃纳沃尔特说: “有人最近一次目睹火球的报道发生在3日下午7 : 30分,地点位于德国与荷兰边境附近。 |