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[医] 臭胂酸钠, 二甲胂酸钠

Somalia Hospitals See Fewer War Victims For over 20 years, the Medina Hospital in Mogadishu has treated the victims of Somalias war. With the biggest emergency care facility in the city, Medina serves as a referral hospital for trauma and surgery cas

发表于:2018-12-08 / 阅读(32) / 评论(0) 分类 VOA标准英语2013年(四月)

All may seem calm along these beautiful stretches of British coastline.But there is a battle being fought on the beaches of Britain.Its a fight for survival against the mighty force of the North Sea. Erosion of this coastline has been going on for t

发表于:2018-12-30 / 阅读(44) / 评论(0) 分类 国家地理2008年

Broadcast: Apr 04, 2003 The war in Iraq is taking place around the Tigris and 2) Euphrates Rivers, what 3) archaeologists call the cradle of Western civilization. The historic rivers flow into the Mes

发表于:2019-01-03 / 阅读(53) / 评论(0) 分类 VOA2003(上)-科技先知

我们今天要学的习惯用语都包括这样一个关键词汇,salt。 Salt这个词大家都熟,是盐。人们在生活中少不了它,一切活细胞也都需要它,人们意识到盐的重要性已经有好几个世纪了,所以由s

发表于:2019-01-14 / 阅读(101) / 评论(0) 分类 美国习惯用语

AILSA CHANG, HOST: Sea salt has been harvested for more than a thousand years on the Atlantic coast of France. The industry declined in the mid-20th century. But with foodies looking for ever-fancier ingredients, NPR's Eleanor Beardsley reports the s

发表于:2019-01-16 / 阅读(38) / 评论(0) 分类 2017年NPR美国国家公共电台8月

All may seem calm along these beautiful stretches of British coastline.But there is a battle being fought on the beaches of Britain.Its a fight for survival against the mighty force of the North Sea. Erosion of this coastline has been going on for th

发表于:2019-01-22 / 阅读(26) / 评论(0) 分类 自然百科2008年