单词：upper respiratory tract
单词：upper respiratory tract 相关文章
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
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
VOA标准英语2013年(六月)
By Naomi Martig Hong Kong 28 November 2007 Japan's upper house of parliament has approved a bill that would stop the country's air force transport mission in Iraq. It is the latest clash between the opposition party and the government over Japan's ro
VOA常速英语2007年（十一月）
By Melinda Smith Washington 17 July 2007 Antibiotics are designed to fight a multitude of bacterial infections. But some infections -- such as those in the urinary tract -- have become resistant to many antibiotics. VOA's Melinda Smith reports on a r
2007年VOA标准英语（七月）
今天我们要学的习惯用语有共同的关键词: lip。大家都知道lip是嘴唇。嘴唇可是我们身上忙碌的器官，我们说话，吃喝都得靠嘴唇帮忙。嘴唇还帮我们传情达意。难怪由lip这个词发展而来的习惯
美国习惯用语
CAIRO, Jan. 29 (Xinhua) -- The polling stations of Egypt's Shura Council (upper house of parliament) elections closed Sunday on the first day of the two-day vote with a low turnout rate of voters. In the first stage of the upper house elections, vote
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