69. 某些用choice between, to know better, whether or, should have avoided等表示从两种做法中选取一种更好的做法Then we are faced with a choice between using technology to provide and fulfil needs which have hitherto been regarded as unnecessary or, on the other hand, using technology to reduce the number of hours of work which a man must do in order to earn a given standard of libing. 查看更多

 

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