1. The lunar stone is different from earth's.
   月球的石头和地球的不同。
2. The astronauts piloted their craft down to the lunar surface.
   宇航员驾驶太空飞船在月球表面降落。
3. Lunar craters can be plainly seen with the aid of a small telescope.
   借助小型望远镜可以看清月球上的环形山。
4. When there is solar halo,it will rain;when there is lunar halo,it will blow.
   日晕而雨,月晕而风。
5. The theory for exploring the moon time after time through double lunar swingby is analyzed at first.
   分析了双月球近旁转向实现对月球多次探测的原理。
6. Chinese attach great importance to New Year's Eve, not less than calends of the first month of the lunar year.
   中国人对除夜是相当重视的,丝毫不逊正月初一。
7. Cradled in the sunlit lunar crescent, the night side of the Moon is faintly illuminated by earthshine -- sunlight reflected from planet Earth.
   月球夜晚面位于太阳光照亮面上方，其也被地球反照光（地球反射太阳光）照亮。
8. After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".
   在完成对探测器变轨后，A飞船将在地球的前方绕行太阳，而B飞船则在"后方"绕行。
9. Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.
   月球捕获控制第一次制动必须在卫星飞向月球的第一近月点完成。
10. While one of the astronauts went round the moon in the command module, the other went down to the surface in the lunar module.
    当其中一名宇航员在指挥舱中环绕月球飞行时, 另一名宇航员在登月舱中降落到月球表面。
11. The genesis rock was collected by Apollo 15 astronauts near Hadley Rille at the border between a lowland “sea,” or mare, and the lunar highlands.
    起源石由阿波罗15号的宇航员在靠近HadleyRille的边界上收集的，这个边界在低地的月亮“海”（或者称为mare）和月球高地之间。

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