As a result, violations of the law and abuses of the intent of the law have lessened the financial rewards of authors, artists and producers.
出自-2014年6月听力原文
These included developing additional domestic sources (such as those on Alaska's North Slope), resuming extraction at sites that had been shut down because of cost inefficiency, capping the price that domestic producers could charge for oil, and beginning to import oil from a greater diversity of nations.
出自-2013年6月阅读原文
Producers of agricultural goods and raw materials.
出自-2011年12月阅读原文