| 51. | Alternatively, if the star were small, the life-supporting planet would have to have a close orbit round it and also provide the perfect conditions for life forms to develop. |
| 反之，如果恒星很小，维持生命的行星就要在离恒星很近的轨道上运行，而且要有极好的条件才能使生命得以发展，
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| 52. | As they grow old, people also accumulate belongings for two other reasons, lack of physical and mental energy, both of which are essential in turning out and throwing away, and sentiment. |
| 人们年老之后也喜欢收藏东西，不过是出于两个不同的原因：一是体力，精力均告不佳，这二者是清除无用的东西必不可少的因素；另一原因是感情因素。
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| 53. | This hobby educates one not only in the chosen subject, but also in general matters which have some bearing on it. |
| 这种爱好不仅能使人从选择的专题中受到教育，而且也能从与之有关的一般事物中获得长进。
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| 54. | There are also other benefits. |
| 除此之外，还有其他的益处。
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| 55. | They may also have used wood and skins, but these have rotted away. |
| 他们也可能用过木头和兽皮，但这类东西早已腐烂殆尽。
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| 56. | It was also found that although she could perceive things with her fingers this ability ceased the moment her hands were wet. |
| 同时还发现，尽管她能用手指识别东西，但她的手一旦弄湿，这种功能便会立即消失。
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| 57. | He is also , incidentally, an unforgivable bore. |
| 顺便说一句，他也是个不可饶恕的令人厌烦的人。
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| 58. | For this reason also the writer, like any other artist, has no resting place, no crowd or movement in which he may take comfort, no judgment from outside which can replace the judgment from within. |
| 也是由于这个原因，作家同任何艺术家一样，找不到可休息的场所，找不到伙伴和活动使自己得到安逸。
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| 59. | It may also be said that rational, industrious, useful human being are divided into two classes: first, one. |
| 也可以这样说，理智的，勤劳的、有用的人可以分为两类：第一类是他分清工作是工作，娱乐是娱乐的人；第二类人的工作和娱乐是一回事。
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| 60. | It also provides-and some student sociologist might care to base his thesis upon the phenomenon -- an escape of another kind. |
| 学社会学的大学生来露营是另一种形式的摆脱现实，他们的目的很可能是根据观察到的露营现象去写论文。
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