单词：index of refraction(refractive index)
单词：index of refraction(refractive index) 相关文章
When a child feels sick, one of the first things a parent does is reach for a thermometer. That common reaction got one man thinking. Inder Singh is a health policy expert. He wondered what if the thermometer, in addition to measuring body temperatur
2018年VOA慢速英语(二)月
Speaking to reporters as part of the IMF and World Bank's current meetings in Lima, Peru, IMF chief Christine Lagarde says suggestions the Chinese economy may be at a point of crashing are misplaced. Lagarde says its the IMF's belief the slowdown is
英语新闻
MANILA - President Rodrigo Duterte and the Philippine elections last May made it to Facebook's most talked about topics in 2016. 菲律宾总统罗德里戈?杜特尔特和去年五月份菲律宾总统成为2016年度facebook上谈论最多的话题。
轻松英语
Researchers have provided fresh evidence of a growing gap between vehicle emissions in laboratory tests and their performance on the road, as questions mount about the carmakers conduct in the wake of the Volkswagen scandal. 研究人员提供的最新
英语新闻
Business. 商业。 Nightclubs. 夜店。 Getting down globally. 全球来袭。 Western nightclubs eye Asia, and clever technology. 西方国家的夜店在盯上亚洲的同时，也在完善相关技术。 FEW businesses are as local as nightclubs
经济学人商业系列
Clear Channel Outdoor one of the largest outdoor advertising companies in the U.S. is starting a new program called Radar that will use billboards to map real-world habits and behaviors from nearby consumers. 美国最大的户外广告公司之一Cl
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