1·Economics offers a simple supply-and-demand explanation and reason for optimism about the future of commodity prices.
关于这个问题，经济学从供求关系的角度提出了简单解释，并对大宗商品价格未来走势提供了乐观的理由。
2·Mr Bernanke has long said a numerical inflation target would be a safeguard of the Fed's independence: sacrificing the target to other priorities would demand explanation.
伯南克先生一直强调，将通货膨胀率控制在一定的范围就是对美联储独立性的维护：将控制通货膨胀的目标让位于其他事情是需要解释的。
3·I demand an instant explanation.
我要求立即给我一个解释。
4·The tuition fee does not seem to be the explanation of the problem: previous hikes in tuition fees did not dent demand from rich or poor.
学费似乎并不是这一问题的解释：早先的学费增长并没有削减无论贫穷或富裕家庭的需求。
5·There is a more straightforward explanation for the scarcity: the surge in commodity prices is simply the result of exploding demand and sluggish supply.
有一个更直接的商品短缺的解释：商品价格的暴涨只不过是需求急剧扩大和供应缓慢增长的结果。
6·But cost does not seem to be the explanation: previous hikes in tuition fees did not dent demand from rich or poor.
但是学费似乎并不是这一问题的解释：早先的学费增长并没有削弱无论贫穷或富裕家庭的需求。
7·Yes, the explanation for the explosion in food and oil prices - global demand exceeding the growth in global supplies - was apparent in the three or four years that preceded this crisis.
不错，对于食物和石油价格激增的解释——全球需求超过全球供给的增长——在这场危机之前的三四年间已清晰可见。
8·I demand an explanation for this outrageous bill.
我要你解释一下这张天价的帐单。
9·Apple already pushed back international sales a month with the explanation that the demand in the U.S. was too great to go international at that time.
苹果公司的全球销售计划已经推迟了一个月，他们解释说当时在美国的需求量太大以至于不能满足国外的销售。
10·There is another demand side explanation which sees celebrity as the result of a popular quest for meaning and recognition.
而需求方面的解释则是把名人视为大众追求意义和认可的结果。