正文

经济学人下载:梦中的吊车中世纪以来最大的建造活动

2015-04-08来源:Economist

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1.put up v.举起；张贴；建造；提高

He'd put up a real fight to keep you there.
他曾努力争取让你留在那儿。

He's useless at DIY. He won'teven put up a shelf.
他自己动手能力太差，甚至连搭个架子都不会。

2.date back to 追溯到…,从…开始

The community's links with Syria date back to biblical times.
这个团体与叙利亚的关系可以追溯到《圣经》时代。

The progenitor of this class of problems may date back to pre - Greek times.
这类问题的先驱可以追溯到希腊以前的时间。

3.aim to 计划，打算；目标在于…

More famous than this is the well - known replacement of " aim at " by the American " aim to ".
这方面更著名的例子是:众所周知美国用 aim to取代 aimat(意图,打算)。

The Oxford Chemistry Primers aim to cover important topics in organic chemistry.
《牛津化学初级读本》丛书旨在论述有机化学中的重要问题。