单词：protoxide
proportion of oxygen. See Proto-, 2 (b).
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19 Having a Business Mentor GLOSSARY mentor a person who provides advice and guidance for free, usually tosomeone who is much younger and less experienced * Clarke volunteers as a mentor for at-risk teenagers. advisor someone who provides advice and
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1. protagonist /prəˈtgənɪst/ -- the leading(first) character in a play, novel or story Brutus is the protagonist in William Shakespeare's Julius Caesar and Antony is the antagonist. 布鲁特斯在威廉莎士比亚的《尤利乌斯凯撒》中是
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SCIENCE IN THE NEWS - Discovery That Stored Blood Loses a Life-Saving Gas Could Solve Mystery By Lawan Davis, Soo Jee Han and Caty Weaver / Broadcast: Mon, 12 Nov 2007 16:00:00 UTC VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm S
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Authorities in Pakistan have banned protests and rounded up hundreds of lawyers, opposition politicians and other activists before a planned rally against the government in the capital. Protesters want to reinstate the country's former Supreme Court
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Many developing countries are closely watching the role escalating food prices is playing in the turmoil in North Africa. Government repression, corruption, unemployment and poverty united protesters to oust Egyptian President Hosni Mubarak last week
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Sunscreen comes in many forms, each with its own impacts on your body and the environment. 防晒霜有很多种，每种对你的身体和环境影响各有不同。 With so many options, how do you choose which sunscreen is best for you? 有了这么
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Protamine sulfate is a drug that reverses the anticoagulant effects of liver compounds such as heparin. Protamine is extracted from the sperm of salmon and other species of fish, and then made into a protamine sulfate injection which is a necessary d
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By Cathy Majtenyi Nairobi 08 February 2007 The former chairman of Burundi's ruling party is protesting his ouster, saying that the move is illegal. Cathy Majtenyi reports for VOA from Nairobi. Hussein Radjabu says the meeting on Wednesday that result
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The World Health Organization, upgrading a previous warning, said June 12 that diesel exhaust causes cancer and called for tighter emissions standards, comparing the risk of exhaust to second-hand cigarette smoke. Tuesdays announcement comes after in
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By Derek Kilner Nairobi 20 February 2008 Kenya's opposition has said it will launch another round of demonstrations if mediation efforts fail to resolve a political crisis in the next week. The government and opposition have failed to agree on an acc
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