[网络] 氯气

If you are like many language students, you might have a problem with procrastination. Perhaps you are slow to do homework or study for a test. Maybe you do not like to study or you become distracted while studying. Whatever the case may be, learning

发表于:2019-01-02 / 阅读(358) / 评论(0) 分类 2017年VOA慢速英语(六)月

Broadcast: Mar 18, 2003 The World Health Organization said it still does not know the cause of a mysterious respiratory illness that is being blamed for the deaths of nine people. The disease, known a

发表于:2019-01-03 / 阅读(57) / 评论(0) 分类 VOA2003(上)-健康之旅

Global Concern Grows About Deadly Middle East Respiratory Syndrome The new Middle East Respiratory Syndrome strain was diagnosed in Saudi Arabia last year. It is a coronavirus, the same viral family that triggered the outbreak of SARS, Severe Acute R

发表于:2019-01-14 / 阅读(59) / 评论(0) 分类 VOA标准英语2013年(六月)

BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E

发表于:2019-02-05 / 阅读(116) / 评论(0) 分类 英语新闻

Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele

发表于:2019-02-08 / 阅读(87) / 评论(0) 分类 VOA标准英语2010年(一月)

RABAT, Dec. 26 (Xinhua) -- The Moroccan national team coach Rachid Taoussi announced Wednesday the squad for the finals of the African Cup of Nations (ACN-2013) in South Africa from January 19 to February 10. Taoussi left out Queens Park Rangers forw

发表于:2019-02-08 / 阅读(81) / 评论(0) 分类 英语新闻