19. The tail of humans has gone. It's the result of evolution for millions of years. Will humans be much taller, stronger or smarter in the future?
人类的尾巴已经消失了,这是数百万年进化的结果。未来,人类会变得更高、更强、更聪明吗?
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20. Here's another way in which smartphones might transform the way we live and work: by offering insights into human psychology and behavior and, thus, supporting smarter social science.
21. Many people's homes now have more powerful, and more flexible, devices than their offices do; consumer gizmos and online services are smarter and easier to use than most companies' systems.
24. As a popular saying says, "Work smarter, not harder."
正如一句俗话所说:“要做得更巧,而不是更辛苦。”
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25. He wasn't so vain as to think he was smarter than his boss.
他还没有自负到以为他比自己的上司还精明。
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26. Some water experts are now demanding that existing infrastructure be used in smarter ways rather than building new facilities, which is increasingly considered the option of last, not first, resort.