(nitrosamine 的复数) [化] 亚硝胺
[医] 亚硝基胺

plural of nitrosamine

Lesson 52 Sam's OK

Father : Do you like Ray or Sam? Daughter: I like Ray. Father : Why? Daughter: Sam's OK, but Ray's taller, cuter and more interesting. What about you? Father : I like Sam better. Daughter: Why? Father

发表于:2018-12-08 / 阅读(584) / 评论(0)

赖世雄初级美国英语

Git along, little Dogines

As I was a-walking one morning for pleasure I saw a cowpuncher come riding along His hat was throwed back and his spurs was a-jingling And as he approached he was singing this song Chorus: Whoopee-ti-

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迪斯尼儿歌第四集

Sam Houston, Part. 1

By George Grow Broadcast: July 6, 2003 (THEME) VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Phoebe Zimmermann with the VOA Special English program, People in America. Today, we tell the story of Sam

发表于:2018-12-18 / 阅读(100) / 评论(0)

VOA2003（下）-美国人文故事

2007-09-08, Sammer Gateway: 卡尔斯贝洞窟国家公园

It is early evening and soon this amphitheater will be standing room only for the evening show. Bats, hundreds of thousands of Mexican Free-tailed bats, are hungry tornado that swirls out of New Mexico's Carlsbad Caverns each night in search of food.

发表于:2018-12-30 / 阅读(140) / 评论(0)

国家地理2007年

麻省理工学院公开课：单变量微积分03：求导四则运算及三角函数导数

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麻省理工学院公开课：单变量微积分

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分集介绍：导数，斜率，速度与变化率 Derivatives.slope.velocity.rate.of.change

发表于:2019-01-05 / 阅读(329) / 评论(0)

麻省理工学院公开课：单变量微积分

创造一个盈利杂志的基础

Everything successful needs to be built on a solid, confident base. Here are some essentials to creating your own profitable ezine. What is an ezine? An ezine is an email magazine. They are also known as an online publication or an electronic newslet

发表于:2019-01-08 / 阅读(109) / 评论(0)

英语小短文

英语游戏:愚蠢的香肠

[全屏观看] 点击右键- 另存为可保存这个Flash影片 Silly Sausage是Nitrome于2011年5月28日发行的一款益智类游戏，它是以香肠在尽量不碰到其它损失生命物体的情况下吃光所有的钻石再到达终点为标

发表于:2019-01-08 / 阅读(180) / 评论(0)

英语对接游戏

这句英语怎么说第201期:不断的探索与发现!

20 years from now you will be more disappointed by the things that you didn't do than by the ones you did do. So throw off the bowlines. Sail away from the safe harbor. Catch the trade winds in your sails. Explore. Dream. Discover. 20年后，让你觉

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这句英语怎么说

经济学人25:辐射尘中幸免于难

Science and Technolgy. 科技。 Radiation and evolution. 核辐射与进化。 Surviving fallout. 辐射尘中幸免于难。 Birds can evolve to cope with the lingering effects of nuclear incidents. 鸟类能够通过进化应对核事故的残余影

发表于:2019-01-26 / 阅读(76) / 评论(0)

经济学人科技系列

HEALTH REPORT - New Heart Drug Shows Promise in African Amer

HEALTH REPORT - New Heart Drug Shows Promise in African Americans By Cynthia Kirk Broadcast: Wednesday, November 17, 2004 This is Bob Doughty with the VOA Special English Health Report. Heart failure

发表于:2019-01-30 / 阅读(116) / 评论(0)

健康与经济

VOA常速英语2007-Argentines Stress Economic Concerns Ahead of Nat

By Michael Bowman Buenos Aires, Argentina 26 October 2007 Voters in Argentina are preparing to elect a new president, along with legislators and provincial governors. For many voters, economic matters top their list of concerns. In years past, Argent

发表于:2019-01-31 / 阅读(120) / 评论(0)

2007年VOA常速英语（十月）

VOA常速英语2007-Argentines Vote in National Elections Sunday

By Michael Bowman Buenos Aires 28 October 2007 Argentines are preparing to go to the polls Sunday to elect a new president, along with legislators and provincial governors. VOA's Michael Bowman reports from Buenos Aires, few Argentines are expressing

发表于:2019-01-31 / 阅读(177) / 评论(0)

2007年VOA常速英语（十月）

VOA常速英语2007-Argentines Await National Election Results

By Michael Bowman Buenos Aires 28 October 2007 Polls have closed in Argentina, where citizens voted for a new president, plus legislators and provincial governors. VOA's Michael Bowman reports from Buenos Aires. More than 20 million Argentines are be

发表于:2019-01-31 / 阅读(112) / 评论(0)

2007年VOA常速英语（十月）

2007年VOA标准英语-WHO: Indonesia Not Sharing Bird Flu Virus Sampl

By Lisa Schlein Geneva 06 August 2007 The World Health Organization says all countries, with the exception of Indonesia, are sharing their avian influenza viruses. WHO says the failure to share virus samples could retard the development of an effecti

发表于:2019-02-05 / 阅读(160) / 评论(0)

2007年VOA标准英语（八月）

Argentine president announces return of Formula One

BUENOS AIRES, March 14 (Xinhua) -- Argentine President Cristina Fernandez on Wednesday announced that the South American country will host Formula One races in 2013, 2014 and 2015. The city of Mar del Plata, 400 kilometers south from Buenos Aires, wi

发表于:2019-02-07 / 阅读(164) / 评论(0)

英语新闻

No position change on Falkland Islands following referendum

WASHINGTON, March 12 (Xinhua) -- The Obama administration on Tuesday said that its position regarding the Falkland Islands, known as the Malvinas to the Argentines, remains unchanged, but acknowledged that the Falklands residents have clearly express

发表于:2019-02-14 / 阅读(106) / 评论(0)

英语新闻

No position change on Falkland Islands following referendum, says U.S.

发表于:2019-02-14 / 阅读(120) / 评论(0)

英语新闻

听播客学英语 139 多丽丝·莱辛

Today we go on a journey. It starts in Sweden over 100 years ago; and then moves to London; and finally moves to future worlds and other planets. But we start in Sweden. Alfred Nobel spent his life finding ways to blow things up. He was born in 1833

发表于:2019-02-19 / 阅读(95) / 评论(0)

听播客学英语

英语儿歌274首第1期:A Ram Sam Sam

歌词如下: A ram sam sam, a ram sam sam Guli guli guli guli guli ram sam sam A rafi, a rafi, Guli guli guli guli guli ram sam sam A rafi, a rafi, Guli guli guli guli guli ram sam sam A ram sam sam, a ram sam sam Guli guli guli guli guli ram sam sa

发表于:2019-03-16 / 阅读(377) / 评论(0)

英语儿歌274首

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学英语单词

analog nonvolatile memory