1. It is quite unnerving not to be able to see or to establish contact with the other person, even though we have learnt to have conversations with people we cannot see, as on the telephone
尽管我们已经学会了和看不见的人谈话如同在电话中那样，但不能看到或者不能和其他人建立联系依然是一件很郁闷的事
2. Actually we know of no type of astronomical body in which the conditions can be favorable to life except planets like our own revolving round a sun
事实上我们不知道其他任何一个星球拥有有利于生命存在的条件除了知道象我们自己的饶着太阳旋转的星球以外
The increase in the numbers of married women employed outside the home in the twentieth century had less to do with the mechanization of housework and an increase in leisure time for these women than it did with their own economic necessity and with high marriage rates that shrank the available pool of single women workers
20世纪在外工作的已婚女性数目的增加并不仅仅因为很多家务活可以由机器来完成以及空闲时间的增多，更多的是由于经济发展的需要和高婚姻率导致可用的单身女性数量的减少
