2. Her device uses carbon nanotubes to detect the presence of lead. Thousands of US water systems are reportedly contaminated by lead.
3. n. 辐射，放射线
4. n. 谣言，传闻
5. Emerging market exports have been declining in dollar terms since October 2014, a far longer, if less extreme, losing streak than during the 2008-09 global financial crisis, as the first chart shows.
3. The prince said authorities could recover as much as $100 billion in settlements.
5. The latest commerce ministry figures do not include real estate purchases by individuals, many of whom exploit loopholes in China's capital control regime to obtain foreign currency. But the foreign exchange regulator has recently moved to close such loopholes, notably by tightening control of forex purchases by individuals, who are allowed to exchange $50,000 worth of renminbi for foreign currency each year.
6. Since 2005, the business book of the year award has gone to the book that provides “the most compelling and enjoyable insight into modern business issues”. The 2014 winner was Capital in the Twenty-First Century by Thomas Piketty.
1. adj. 全球性的，全世界的，球状的，全局的
2. But Anne Simpson, senior portfolio manager and director of global governance at the US pension fund Calpers, a prominent Apple shareholder, believes his ethical stance is more than just posturing. “He has a charming disregard for showmanship,” she says. “Tim Cook applies this Apple notion of elegance and excellence to these new arenas.”
6. For: Well-received by both audiences and critics, it tells a crucial slice of history.
As a brand, Acura sold 167,843 cars and trucks last year, a 1.5% increase. Lexus, Toyota’s premium brand, was up 13.7%; BMW was up 9.8%, Audi was up 15.2% and Mercedes-Benz was up 6.5% in a U.S. market that was very favorable for luxury vehicle manufacturers.