News Plus慢速英语:河北省省长立下环保军令状 北京至张家口高铁预计2017年通车

重点讲解：
1. something of a +名词
有点儿；有几分；
eg. The city proved to be something of a disappointment.
结果这座城市有点儿令人失望。
eg. This sequence seems intuitive, but it is in fact something of a puzzle.
这个道理看起来很直观，但实际上常常令人费解。
2. account for
（数量或比例上）占；
eg. Altogether the 20 nations account for 70 % of globally global economic output.
这20个国家的总和占全球经济出口(产量)的70%。
eg. The British account for 14 % of the immigrant population in Australia.
英国人占澳洲移民人口的14%。
3. in an effort to do sth.
企图， 努力想；
eg. The company is selling off some of its buildings in an effort to accumulate capital.
那家公司正售出他们的一些大楼以积攒资金。
eg. They displayed these objects in an effort to represent the whole life - style of that particular period.
他们展出这些物品，试图重现那个特定阶段的整个生活风格。
4. bid for
投标；竞标；出价；
eg. Its trade embargo means that american oil companies are unable to bid for drilling rights.
美国对古巴实施的贸易禁运使得美国的石油公司无法竞标开采权。
eg. One is an exchange on which marketers will be able to bid for ad impressions in real-time.
其一是一种交换，即销售人员将可以申办实时广告展示。