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1. They both landed on the surface of the moon at the same time.
    两者同时落在月球的表面上.

2. The Moon is likely to become the industrial hub of the Solar System, supplying the rocket fuels for its ships, easily obtainable from the lunar rocks in the form 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。

3. The comparable speed from the Moon is only 1.5 miles per second.
    而从月球出发的相应速度史是每秒1.5英里。

4. The idea of colonising Mars----a world 160 times more distant than the Moon----will move decisively from the second phase to the third, when a significant number of people are living permanently in space.
    如果有相当数量的人永久性地住在太空,征服火星的计划 -- 一个比月球远160倍的星球 -- 就可以明确地从第2阶段进入第3阶段。

5. The undulating waves of the open sea are generated by three natural causes: wind, earth movements or tremors, and the gravitational pull of the moon and the sun.
    公海上起伏的波浪是由3个自然因素构成的:风、地球的运动或震颤和月亮、太阳的引力。

6. There are even stories of half-trained elephant calves who have refused to feed and pined to death when by some unavoidable circumstance they have been deprived of their own trainer.
    甚至有这样的故事:训练了一半的小象,由于不可避免的情况与他们的主人分离后,竟拒绝吃食,消瘦至死。

7. They have found that it is connected with the passage of days and the phases of the moon.
    他们发现代码与昼夜更迭和月亮圆缺有关,

8. The guest who arrives half an hour too soon is the greatest nuisance.
    客人提前半小时到达是令人讨厌的。

9. The only thing to do was ask them to come half an hour later than the other guests.
    唯一的办法就是请他们比别的客人晚来半小时。

10. These huge stone blocks weigh an average of two and a half tons each, as much as a small car.
    这些巨大的石块平均每块重2吨半,像一辆小型轿车那样重,