un. 冻结水银模铸造法

Freezing Food

By Gary Garriott Broadcast: August 25, 2003 This is Steve Ember with the VOA Special English Development Report. Freezing can keep food fresh and safe to eat. Freezing lowers the food temperature belo

发表于:2018-11-27 / 阅读(564) / 评论(0)

VOA2003（下）-发展与科学

2005年NPR美国国家公共电台三月-Studies Find High Mercury Levels in the W

Studies that will be released today show that fish, birds and mammals in New England have significant amounts of mercury in their bodies. The studies find the toxic metal in some unexpected habitats and they suggest that power plants in the Midwest a

发表于:2018-12-17 / 阅读(241) / 评论(0)

2009年NPR美国国家公共电台7月

彭蒙惠英语：The Mercury Mess

The Mercury Mess By Samantha Levine / 2004, as first appeared in U.S. News nbsp; What are the dangers of mercury in fish? Can the mercury mess be cleaned up? 1 Are these fish safe to eat?” It’s a

发表于:2018-12-19 / 阅读(156) / 评论(0)

彭蒙惠英语

DEVELOPMENT REPORT - Freezing Food

DEVELOPMENT REPORT - Freezing Food By Gary Garriott Broadcast: Monday, December 27, 2004 I'm Gwen Outen with the VOA Special English Development Report. Freezing can keep food fresh and safe to eat. F

发表于:2019-01-02 / 阅读(152) / 评论(0)

农业与发展

x射线技术帮助恢复19世纪丢失的名画

X-Ray Technology Helps Recover Lost 19th-Century Images The worlds very first photographs were taken in the 1830s. Scientists now say they have found a way to recover lost images made from the very first photographic process. The new method uses X-ra

发表于:2019-01-03 / 阅读(142) / 评论(0)

2018年VOA慢速英语(七)月

VOA慢速英语2016 迪士尼和万达的游乐园在中国相互竞争

Disney, Wanda Amusement Parks Battle in China 迪士尼和万达的游乐园在中国相互竞争 The newest amusement park in China, Shanghai Disneyland, has opened. And so, the competition between it and Nanchang Wanda Park begins. 上海迪士尼游

发表于:2019-01-12 / 阅读(124) / 评论(0)

2016年VOA慢速英语(六)月

美国国家公共电台 NPR Casting Directors On Broadway Seek To Unionize

ARI SHAPIRO, HOST: One of the ingredients a successful Broadway show needs is a talented cast. That starts with talented casting directors, the people who can see a Tony-winning star in the making, say, when a performer walks into an audition as a co

发表于:2019-01-16 / 阅读(148) / 评论(0)

2017年NPR美国国家公共电台9月

美国国家公共电台 NPR Why A Theater Director Made A 'Color-Conscious Choice' In 'Virginia Woolf' Casting

KELLY MCEVERS, HOST: The next story started when a director and producer from a tiny theater in Portland, Ore., posted a message on Facebook. He was outraged that the estate of Edward Albee wouldn't grant him rights to produce Who's Afraid Of Virgini

发表于:2019-01-17 / 阅读(178) / 评论(0)

2017年NPR美国国家公共电台6月

2018年CRI 3D printing of casting pattern leads the industrial transformation in Ningxia

There are more than 26 thousands casting companies in China, accounting for half of all the global manufacturers of casting products. But the traditional method of handmaking castings is heavily reliant on human resources and energy, and can produce

发表于:2019-01-19 / 阅读(190) / 评论(0)

2018CRI中国国际广播电台

美国学生世界地理教材第193期:温度计冻住的地方(1)

Most thermometers have numbers down to forty degrees (40) below zero. There the numbers stop, 大部分温度计向下标出的度数最低是零下40度，在零下40度这儿数字就停止了， for when the mercury gets down to that point it free

发表于:2019-01-24 / 阅读(142) / 评论(0)

美国学生世界地理教材

SCIENCE IN THE NEWS - Mercury in Fish / Life on Land / The G

SCIENCE IN THE NEWS - Mercury in Fish / Life on Land / The Goldman Environmental Prize By Broadcast: Tuesday, May 11, 2004 (THEME) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm B

发表于:2019-01-30 / 阅读(278) / 评论(0)

科技之光

MESSENGER Probe Sends First Mercury Images

The U.S. space agency(代理中介) has released the first ever image taken of the surface of Mercury from a spacecraft orbiting the planet. The black and white image, posted on the NASA website Tuesday, shows a surface pocked with craters of varying

发表于:2019-01-31 / 阅读(161) / 评论(0)

英语新闻

学个词Learn a Word 第973期 Overseas

今天我们要学的词是overseas。 Overseas, 海外的。 Overseas adoption is a long process, 从海外领养孩子要经历一个漫长的过程。 The company is redirecting its investment to overseas markets, where it has more room to grow, 这

发表于:2019-02-03 / 阅读(122) / 评论(0)

英语单词荟萃

英语听力：自然百科金星和水星旅行指南 Venus and Mercury-10

Move away from the sun, and you'd expect things to cool down a little. Venus, the picture of coolness and calm, all pale but gully-cloaked by clouds but the planet of love is shrouded in mystery-----------draw beneath her treacherous veil at your own

发表于:2019-02-05 / 阅读(148) / 评论(0)

自然百科2012年

MESSENGER Spacecraft Will Be First to Orbit Planet Mercury

The U.S. space probe MESSENGER is poised to enter orbit around Mercury（水银） early Friday, Universal time, capping a nearly seven-year journey to the solar systems innermost planet. Scientists with the U.S. space agency, NASA, hope the orbiting

发表于:2019-02-05 / 阅读(136) / 评论(0)

英语新闻

每日一词【973】overseas：海外的

发表于:2019-02-06 / 阅读(132) / 评论(0)

英语每日一词

VOA常速英语2008年-Mercury Seen in New Light

By Paul Sisco Washington, DC 15 February 2008 Scientists have started analyzing data and images acquired when the Messenger space probe passed within 200 kilometers of the planet Mercury last month. It was the first flyby of the solar system's inner-

发表于:2019-02-06 / 阅读(213) / 评论(0)

VOA常速英语2008年（二月）

英语听力：自然百科金星和水星旅行指南 Venus and Mercury-7

Like Mercury, the earth takes a beating from the sun's violent temper. Flares, sun storms and other solar hissy fits can cause electronic mayhem for the satellites that roam above our heads. Fortunately, the earth is protected from this radiation by

发表于:2019-02-15 / 阅读(278) / 评论(0)

自然百科2012年

会计常用词汇（一）

帐目名词一、资产类 Assets 流动资产 Current assets 货币资金 Cash and cash equivalents 现金 Cash 银行存款 Cash in bank 其他货币资金 Other cash and cash equivalents 外埠存款 Other city Cash in bank 银行本票 Cashier''s cheque 银行汇票 Bank draft 信用卡

发表于:2019-02-18 / 阅读(142) / 评论(0)

英文语法词汇

CCTV9英语新闻：AIIB, Belt & Road initiative strengthen cooperation

For more on trade and investment, joining us in the studio is Mr. Ding Yifan, deputy director at the Institute of World Development under the Development Research Center of the State Council. Q1. The Asian Infrastructure Investment Bank and China's B

发表于:2019-02-25 / 阅读(186) / 评论(0)

cctv9英语新闻2015年

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bistable (trigger) circuit