单词：phenolphthalin
单词：phenolphthalin 相关文章
This is the VOA Special English Health Report. Bisphenol A is a chemical widely used to make hard, polycarbonate plastic. Food storage containers, reusable water bottles and baby bottles are among the many different products that may contain BPA. BP
VOA慢速英语2008年（九）月
Identity Thieves’ New Ploy: Pharming 2 How do people pharm? Pharming scams take a few different forms: Attackers could use malicious code, such as a virus, planted on a user’s PC to track keystrok
彭蒙惠英语
This is scientific American sixty seconds science. I am Amy Kraft. Got a minute? Sweat potatoes contains fiber, vitamin A and calcium, but the way that scientists think they can make them even more healthful is literally shocking. Researchers found t
Scientific American(八)月
By Adam Freedman Todays topic: DUI and the Breathalyzer test. But first, your daily dose of legalese: This podcast does not create an attorney-client relationship with any listener. In other words, although I am a lawyer, Im not your lawyer. In fact,
法律英语 Legal Lad
By Carol Pearson Washington 04 July 2007 Researchers have found that chocolate dark chocolate is good for your heart. They say it may stave off hardening of the arteries among smokers, and it has more antioxidants per gram than red wine, green tea or
2007年VOA标准英语（七月）
By Paula Wolfson Washington 09 November 2009 President Obama, speaking at the White House, 6 Nov 2009 U.S. President Obama heads to East Asia this week for his first trans-Pacific trip in office. Asians are waiting to take the measure of Barack Obam
VOA标准英语2009年(十一月)
1. The Dow Industrials rose nearly 142 points after more than a 500-point drop Monday. The move came as the Fed left interest rates unchanged and also pumped 70 billion dollars into the financial system. 2. Residents of Galveston in Texas have been
美联社新闻一分钟2008年(九)月
The silver Mercedes was weaving along the four-lane road. Two solid yellow stripes and embedded reflectors separated the lanes. The Mercedes driver was very well-dressed. He was also very drunk. He was driving with all the car windows open and the mu
英文短篇故事（纽约）
How Do Breathalyzers Work? If a police officer sees you driving in a reckless manner, chances are youll be pulled over and asked to breathe into a special machine that measures your blood alcohol content. But how can your breath reflect how much alco
英语时差8，16
SCIENCE REPORT – January 9, 2002: Red Wine and Heart Disease By George Grow This is the VOA Special English SCIENCE REPORT. British scientists may have discovered the reason why red wine appears to
科技之光
By Melinda Smith Washington 08 August 2007 Scientists are concerned about the health risks of an ingredient in many of the plastic containers used for food and drinks Bisphenol A or BPA is a common chemical used to make tough, shatter-resistant plast
2007年VOA标准英语（八月）
Ganso could be out until 2013, says physio RIO DE JANEIRO, Sept. 28 (Xinhua) -- Brazil midfielder Paulo Henrique Ganso could be forced to wait until next year to make his debut for new club Sao Paulo. Ganso, who joined the Brazilian top division outf
英语新闻
BRUSSELS, May 31 (Xinhua) -- Baby bottles containing the substance Bisphenol A (BPA) would have to be pulled from the shelves across the European Union (EU) starting from Wednesday, in a milestone move to better protect the health of EU citizens, an
英语新闻
Oh, that is what you please; whatever it will bring, answered Duhobret. 哦，您看着给个价吧。杜霍布赖特答道。 Hem! it is too odd to please, I should think; I can promise you no more than three thalers. 哼！太差劲了，真不好给
美国语文第六册
How transparent is the water! 瞧，画上那水多清澈啊！ What life breathes in the animals that quench their thirst at that spring! 在清泉旁饮水的动物生活得多惬意啊！ How that steeple shines! How beautiful are those clustering
美国语文第六册
Tea has complex compounds called polyphenols which are believed to help the arteries to relax or dilate, thus enabling a smoother flow of blood. 茶中含有一种叫多酚的复杂混合物。这种物质据信能帮助放松或扩张动脉，从而使
实用英语
Chinese Foreign Minister Wang Yi met the press on Tuesday. He talked about China's foreign policy on international and regional issues. He said China has made active efforts and broken new ground in its diplomacy. We spoke to Kenneth Lieberthal, a se
cctv9英语新闻2016年
Unit 1 预约后见面 Dialogue 英语情景对话 A:Excuse me. But are you Mrs. Smifh frrom America. A:您好，您是美国来的史密斯女士吗？ 见面.jpg B:Thal's it. I am Maria Smith. You must be Zhang Lin from Tianjin Sports Focility Co.L
高频英语口语对话
听力内容有不详尽之处啊，欢迎大家留言讨论，纠正。谢谢 在线英语听力室http://www.tingroom.com Wed wines,it contains polyphenol, which have anti-accident properties.And those are known to accede lower our blood pressure b
访谈录2012年
Every time i go to the grocery stores，i consider buying Organic vegetables because they are supposed to be healthier or something，but they are also moreexpensive. So is it worth it to pay more for the supposed health benefits? Well, it might be w
英语时差8，16