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CNN news 2012-03-16 加文本

2012-03-16来源:CNN

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词汇讲解：
1. candidate n. 候选人;候补者
例句：They were in favor of the Democratic candidate for President.
他们支持民主党总统候选人。

2. periodic adj. 周期的; 定期的, 定期发生的,间发性的
例句：Long long ago, we knew the periodic motion of a planet.
很久以前, 我们就知道行星的周期运动。

3. element n. 元素
例句：Carbon is an element, while carbon dioxide is a compound.
碳是元素,而二氧化碳是化合物。

4. hoard vt. 贮藏,聚藏;隐藏
例句：Is it better to spend your money today or hoard every penny in the bank for tomorrow?
现在就把钱花掉好,还是把所有的钱存入银行以备将来之用好?

5. restriction n.约束, 限制；管制, 限定;法律, 规章
例句：The swimming club is open to families in the neighborhood without restriction.
这个游泳俱乐部对邻近地区的家庭开放,不受限制。

6. standard n. 度量衡标准
例句：The kilogram is the international standard of weight.
公斤是国际通用的重量标准。

7. plentiful adj.丰富的, 大量的
例句：Their family has a plentiful harvest this year.
他们家今年又丰收了。

8. reduce vt.缩减, 减少; 降低
例句：The price was considerably reduced.
价格大幅降低了。

9. compete vi.竞赛; 竞争；比得上, 媲美
例句：These products are of high quality and able to compete internationally.
这些产品品质很好, 在国际市场上有竞争能力。

10. value n. 价值, 价格
例句：The expert set a value of 10, 000 dollars on the painting.
专家给这幅画定价1万美元。