单词：quadrivalve
quadrivalve pericarp.
n. A door, shutter, or the like, having four folds.
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EDUCATION REPORT – May 9, 2002: Privatization of Public Schools By Jerilyn Watson This is the VOA Special English Education Report. Last month, a state committee voted to give control of forty-two p
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Privacy is something that is becoming more important to all of us. A long time ago, it wasnt so important. Our world was small. We knew and trusted everyone around us. We rarely had to give people our private information. Today, with the Internet and
纯正英语一分钟
Good morning. Oh, what a day. What a lovely day. Its a pleasure to be addressing the Wake Forest graduating Class of 2015. I want to start by thanking the administration and the Trustees for inviting me to speak. I want to thank them for giving me an
英语语言学习
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法律英语 Legal Lad
Flight attendant Sheila Fedrick says she knew something was wrong when she saw a teenage girl with greasy hair sitting on an airplane next to an older man. The girl had bruises, possible evidence that she had been hurt. The man, however, appeared ver
2017年VOA慢速英语(二)月
Risin' up back on the street did my time took my chances went the distance now i'm back on my feet just a man and and his will to survive so many times it happens too fast you trade your passion for g
奥斯卡电影名曲盛典A
Wolves have been cast as villains in stories -- almost since there have been stories. Jesus warned against them in the Bible; Little Red Riding Hood was tormented by one. They've been favorite symbols of evil from Aesop to Prokofieff. A new document
2005年NPR美国国家公共电台
Technology Report - Mobile Devices' Location Tracking Raises Privacy Concerns This is the VOA Special English Technology Report. Lawmakers in the United States have expanded an investigation into the use of location-tracking systems on mobile devices
2011年VOA慢速英语(五)月
If you heard the first part, youll know that Princess Talia has woken up somewhat confused. She is a student at an ancient college, but shes not quite sure how she got there. In this episode we will find out how she fits into her new surroundings. Ou
Children’s Stories-儿童故事集
President Faust, Board of Overseers, faculty, friends, alumni, proud parents, 浮士德校长、校监委员会成员们、老师、朋友、校友、自豪的家长们、 members of the ad board, and graduates of the greatest university in the world
公众人物毕业演讲
Europe Mafias on the move 欧洲 黑手党正在扩张 Northward creep 罪恶之手伸向北方 In Italy Mafia-organised crime is no longer only a southern phenomenon意大利黑手党犯罪不再局限于南部地区 TERRACINA is a sprawling town so
经济学人财经系列
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英语作文
伊卡柏卡迪尔(Iqbal Quadir)讲述了他童年在贫穷的孟加拉国以及之后在纽约作为银行家的经历。这些经历促使他筹建了一家手机运营商，连接孟加拉8000万农村人口，并成为自下而上发展的倡导者
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达喀尔首次驶入玻利维亚 LA PAZ, Jan. 12 (Xinhua) -- Bolivian President Evo Morales Sunday celebrated his country's inclusion in the Dakar Rally, saying it marks the first time ever Bolivia has hosted a world-class sporting event. The race e
英语新闻
Private funeral held for Fawcett 福塞特的私人葬礼 A private funeral has been held for US actress Farrah Fawcett, who died last week of cancer. Her partner, actor Ryan O'Neal, was a pallbearer （抬棺者） Their son Redmond, who was recently jailed on
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A flying robot piloted by brainwaves is just one of the ingenious new devices coming out of a top US university. Students are showing off their latest creations at the Maryland Robotics Day including the Neuro Sky Mindset and a snake-inspired search-
世界各地新闻集锦
Getting teary for you all, and getting teary for myself. I consider today a defining milestone in a very long and an bless journey. 为你们 也为我自己喜极而泣我认为 今天是一段漫长美好的旅途中的一个标志性里程碑 My o
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The Norwegian sailor, Jarle Andhoy with three other men, sailed to the Antarctic illegally. One of the men is a New Zealander. They did not have permission from the Norwegian government or from New Zealand. They wanted to know what happened to the bo
新西兰英语