At its peak in 2007 it was worth some $65 billion, reckons Clare McAndrew, founder of Arts Economics, a research firm—double the figure five years earlier.
Arts Economics 研究公司的创始人克莱尔·麦克安德鲁估算,在2007年的巅峰期,它的价值约为650亿美元,是五年前的两倍。
It is sunburn that is most worrying—recent research shows five episodes of sunburn in the teenage years increases the risk of all skin cancers.
最令人担忧的是晒伤——最近的研究表明,如果青少年时期经历过五次晒伤,患上任何一种皮肤癌的风险就都会增加。
The research effort has focused on tracing the effects of growing levels of five compounds.
研究集中跟踪5种化合物水平上升带来的影响。
The research company IDC says fifty-five million smartphones were sold worldwide in the first three months of this year.
VOA: special.2010.06.22
Scientists believe sandals found in the Arnold Research Cave in the American state of Missouri are about seven thousand five hundred years old.
VOA: special.2010.08.03
Research suggests about twenty-five percent of all the profiles belong to individuals under age eighteen.
VOA: special.2009.02.03
应用推荐