1. research and development,(产品、工艺等的)研究和开发,研究和发展(简称R&D)。
eg:Thus the research and development of practical measurement instruments is quite needed.
因此，研究开发便携式高性能检测装置就成为两相流参数检测的迫切要求。
2. sector，部分，部门；在段中说到的technology sector表示整个大经济产业中的科技产业。
eg:Workers who went to the Gulf came from the poorest sectors of Pakistani society.
去海湾的工人们来自巴基斯坦社会最贫穷的阶层。
3. by leaps and bounds,非常迅速地,突飞猛进地。
eg:The production is increasing by leaps and bounds.
生产正在极其迅速地增长。
4. high-tech,高科技的。
eg:Not all pay toilets are high-tech, like this one in India.
并不是所有的付费厕所都是高科技的，比如在印度。
5. world-class,世界级的,国际水平的,世界第一流水平的。
eg:He was determined to become a world-class player.
他下决心要成为一名世界级选手。 |