音标：[bə,raitə'kælsait] ；

n. 钡解石；[矿物] 钡方解石

SSS 2008-08-20

This is Scientific Americans Sixty Seconds Science. Im Steve Mirsky. Got a minute? Youve no doubt heard that grapefruit juice can greatly increase the effects of some drugs. Even to a dangerous degree. Pharmacologist David Bailey made that discovery

发表于:2018-12-24 / 阅读(153) / 评论(0)

Scientific American(八)月

减肥瘦身英语口语话题第123期:开辟一座花园

Unit 123：Plant a garden 第123单元：开辟一座花园 Use up 400 to 450 calories an hour and have a beautiful garden as well. 在你拥有一座美丽花园的同时，你也会在一小时里消耗掉四百到四百五十卡路里的热量。

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减肥瘦身英语口语话题

【话匣子英语】采访艾米丽

今天来做客的嘉宾是艾米丽，艾米丽从事的工作是与医疗卫生有关的。 Maura: Now todays episode is a Chatterbox episode, and that is where we chat about all different kinds of topics and sometimes we also interview people. And

发表于:2018-12-27 / 阅读(129) / 评论(0)

话匣子英语

灵活运用GRE写作核心句型写出高分作文

在GRE作文中，适当的地方出现一些GRE写作核心句型，是自己的GRE作文更加富有竞争力。对于写GRE作文已经有自己的一套想法，也具备了很强的基础知识，那再加上一些核心句型的应用，那不愁

发表于:2019-01-03 / 阅读(170) / 评论(0)

GRE英语

2005年NPR美国国家公共电台八月-Chinese Firm Out of Running for Unocal

The Chinese offshore oil corporation known as CNOOC has abandoned its bid for UNOCAL. This would have been the largest-ever purchase of an American company by a Chinese firm. CNOOC had put forth a bid that was higher than the competing bid from US o

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2005年NPR美国国家公共电台

天籁音乐:Anthony Callea-Rain

来自澳大利亚墨尔本年仅21岁的Anthony Callea参加了2004年第二届澳洲偶像大赛(AUSTRALIAN IDOL).从4月份试音开始,他便受到了歌迷与裁判的一直好评,成为当年大赛的最大热门.尽管最后惜败于16岁的Ca

发表于:2019-01-10 / 阅读(157) / 评论(0)

天籁音乐

Wildlife Convention Protects Animals Great and Small

AS IT IS 2016-10-06 Wildlife Convention Protects Animals Great and Small Delegates from around the world met this week in Johannesburg, South Africa to discuss how to stop the trade in endangered animals. Representatives from 183 countries attended t

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2016年VOA慢速英语(十)月

亚马逊客户因退货太多被列入黑名单

AS IT IS 2016-03-28 Amazon Customer Banned for Too Many Returns 亚马逊客户因退货太多被列入黑名单 Tuan Do of New York says Amazon has banned him from shopping on that website. The reason? He returned too many Amazon purchases, he said

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2016年VOA慢速英语(三)月

联邦救助帮助纽约负担不起食物的工薪阶层

联邦救助帮助纽约负担不起食物的工薪阶层 It is Christmas time at the South Bronx apartment of Jose and Oleyda Gutierrez. 在布朗克斯南部公寓中生活的约瑟和奥莱德娅古特雷兹现在已经迎来了圣诞。 Their spi

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VOA标准英语2016年(二月)

美国国家公共电台 NPR Say Au Revoir To That Hunk Of Metal In France That Has Defined The Kilogram

DAVID GREENE, HOST: So every time you weigh something, whether it's coffee or bananas - I'm not sure what you're weighing - you might be doing it in pounds - well, whatever you're doing, you're unknowingly relying on a global system of measurement th

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2018年NPR美国国家公共电台11月

历史上的今天-Today in History 2011-05-11

May 11th, 1973. Charges are dropped against Daniel Ellsberg for leaking the Pentagon Papers during the Vietnam War. A judge cites government misconduct by officials in President Richard Nixons White House, illegal wiretaps on Ellsbergs phone and a br

发表于:2019-01-19 / 阅读(135) / 评论(0)

历史上的今天-2011年

历史上的今天-Today in History 2013-05-11

发表于:2019-01-19 / 阅读(143) / 评论(0)

历史上的今天-2013年

历史上的今天-Today in History 2015-05-11

发表于:2019-01-19 / 阅读(125) / 评论(0)

历史上的今天-2015年

【英语语言学习】鲨鱼

This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. And I'm Doug Johnson. On our program this week, we tell about sharks. They are among the oldest animals on Earth. Sharks are famous for attacking other sea creatures and even peop

发表于:2019-01-24 / 阅读(143) / 评论(0)

英语语言学习

SCIENCE IN THE NEWS - All About Sharks

SCIENCE IN THE NEWS - All About Sharks By George Grow Broadcast: Tuesday, July 05, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Dou

发表于:2019-01-30 / 阅读(163) / 评论(0)

科技之光

Fiscal policies key to growth: Vice Premier

SHANGHAI, Feb. 17 (Xinhua) -- Vice Premier Li Keqiang has urged local governments to improve and implement structural tax-reduction polices, while pushing forward fiscal and tax reforms to help stabilize growth. Li made the remarks at two meetings he

发表于:2019-02-07 / 阅读(215) / 评论(0)

英语新闻

音乐咖啡厅:Anthony Callea - Rain

音乐咖啡厅:Anthony Callea - Rain 相关介绍：来自澳大利亚墨尔本年仅21岁的Anthony Callea参加了2004年第二届澳洲偶像大赛(AUSTRALIAN IDOL).从4月份试音开始,他便受到了歌迷与裁判的一直好评,成为当年大

发表于:2019-02-07 / 阅读(203) / 评论(0)

音乐咖啡厅

VOA常速英语2007-German, Russian Leaders Meet to Discuss Ties

By Lisa Bryant Paris 15 October 2007 German and Russian leaders are holding talks in Wiesbaden, Germany, at a time when Moscow and the European Union disagree on several critical issues, including Kosovo and energy. Lisa Bryant has more on the meetin

发表于:2019-02-07 / 阅读(140) / 评论(0)

2007年VOA常速英语（十月）

趣味青春英语电台第274期:Rainy day

Idiom: Rainy day ( situation of emergency ) Hit the book: Cite Frequent flyer Seat allocation Identity theft Bin Discard Stub Formulate Facilitate Krebs cites a reader, Cory, who contacted his website after discovering how easy it was to access someo

发表于:2019-02-16 / 阅读(158) / 评论(0)

趣味青春英语

学个词 Learn a Word-VOA英语教学 2857 laureate

今天我们要学的词是laureate。Laureate名词，意思是得奖者、获奖者。Chinese dissident and Nobel Peace Prize laureate Liu Xiaobo died of liver cancer on medical parole at 61. 中国异议人士、诺贝尔和平奖获得者刘晓波

发表于:2019-02-24 / 阅读(141) / 评论(0)

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学英语单词

automatic oil pressure lubrication

benzyloxycarbonylchloride