毛里求斯问鼎非洲安全治理指数榜 The annual Ibrahim Index on African Governance shows almost two in three African citizens live in a country in which safety and the rule of law have deteriorated during the past decade. 2016年的易卜拉欣

发表于:2018-12-08 / 阅读(87) / 评论(0) 分类 VOA标准英语2016年(十月)

分集介绍:指数,log,对数微分;双曲函数 Exponential.and.log.Logarithmic.differentiation;.hyperbolic.functions

发表于:2019-01-05 / 阅读(399) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

Topic1 Central and western China offer more job opportunitiesChina's east coastal region has long been considered a power engine for economic growth and job market in the country. But that's changing. A recent report on China's employment market show

发表于:2019-01-17 / 阅读(111) / 评论(0) 分类 英语角-圆桌会议

According to a new study more people live in poverty in eight Indian states than in 26 of sub-Saharan Africa's poorest countries. The creators of the new study said the level of poverty in South Asia compared to Africa was a surprising discovery. 根据

发表于:2019-01-19 / 阅读(123) / 评论(0) 分类 VOA双语新闻 2010年7月

Chinas non-manufacturing industry has continued an upward trend in April. According to the National Bureau of Statistics and the China Federation of Logistics and Purchasing, the purchasing managers index for Chinas non-manufacturing sector rebounded

发表于:2019-02-18 / 阅读(128) / 评论(0) 分类 CCTV9英语新闻2014年05月