[化] 埃普顿滴定法; 埃普顿两相滴定法

美国习惯用语:774 come down on like a ton of bricks

今天我们要讲的美国习惯用语是：come down on like a ton of bricks。Ton，是一吨两吨的吨； brick，是砖头的意思。A ton of bricks一吨重的砖头砸下来，想想都让人不寒而栗。Come down on like a ton of bricks，

发表于:2018-12-16 / 阅读(198) / 评论(0)

美国习惯用语

US Election Enters New Phase

By Jim Malone The U.S. presidential election campaign has entered a new phase, with both major party candidates criss-crossing the country in search of votes. After ceding the week to John Kerry and t

发表于:2019-01-03 / 阅读(171) / 评论(0)

VOA2004（下）--美国大选

2015格莱美年度专辑《Morning Phase》-Beck

《Morning Phase》是Beck于2014年02月24日发行的第12张专辑。2015年第57届格莱美颁奖典礼上，Beck凭借《Morning Phase》获得最佳摇滚专辑奖以及年度专辑奖两项格莱美大奖。 Morning - Beck Woke up this mornin

发表于:2019-01-03 / 阅读(177) / 评论(0)

格莱美获奖歌曲

2006年VOA标准英语-Lington Gives Popular Song the Smooth Jazz Trea

By Doug Levine Washington 28 October 2006 Saxophonist Michael Lington became a fan of American jazz while growing up in his native Denmark. It was a passion so strong that he eventually settled down in the U.S. and launched a recording career. In a

发表于:2019-01-04 / 阅读(233) / 评论(0)

2006年VOA标准英语（十月）

广告大餐 Ariston:海底世界的秘密

欣赏独具创意的英语广告！边听边看边学，品味世界名牌的风范，从细微之处感受英美社会的文化。

发表于:2019-01-05 / 阅读(224) / 评论(0)

广告大餐

Roddick into third round of ATP Washington Classic

WASHINGTON, Aug. 3 (Xinhua) -- American Andy Roddick eased into third round of the ATP Washington Classic tennis tournament on Tuesday. Roddick, a three-time Washington champion, defeated Slovenian Grega Zemlja 6-4, 6-4 in just 84 minutes. I accompli

发表于:2019-01-07 / 阅读(168) / 评论(0)

英语新闻

India election starts final phase

India election starts final phase 印度大选迎来最后角逐 India has entered the final phase of its marathon general election, with 107m voters eligible （有资格的，合格的） to cast ballots. （不记名票） Voting is taking place in 86 constituencies （选

发表于:2019-01-07 / 阅读(213) / 评论(0)

英语新闻

SSS 2008-02-01

This is Scientific Americans' 60-Second Science. I am Cynthia Graber. This'll just take a minute. Air pollution is bad for our health, but scientists say we don't know much about the long-term effects. So researchers in Canada and the Netherlands dec

发表于:2019-01-08 / 阅读(174) / 评论(0)

Scientific American(二)月

经济学人156:滴定进食

Science and technology 科学技术 Animal behaviour 动物行为 Drip-feeding 滴定进食 Ecology raids the techniques of chemistry 生态学里应用上了化学技术。 Time to change restaurant 该换家馆子了。 BIOLOGISTS are sometimes acc

发表于:2019-01-26 / 阅读(180) / 评论(0)

经济学人科技系列

经济学人123:生态学里应用上了化学技术

Science and Technology Animal behaviour Drip-feeding 科技动物行为滴定进食 Ecology raids the techniques of chemistry 生态学里应用上了化学技术。 BIOLOGISTS are sometimes accused of physics envyand there is truth in this accusat

发表于:2019-01-26 / 阅读(158) / 评论(0)

经济学人科技系列

经济学人122:动物行为滴定进食

发表于:2019-01-26 / 阅读(174) / 评论(0)

经济学人科技系列

2007年VOA标准英语-Zimbabwe's Children Enter New Phase of Hardship

By Lisa Schlein Geneva 16 July 2007 Zimbabwean children wait for food at Masarira primary school, for some it is the only meal they will have in the day, said headteacher Zvinavashe Takabvirakare (File Photo) The U.N. Children's Fund says the childre

发表于:2019-02-03 / 阅读(212) / 评论(0)

2007年VOA标准英语（七月）

学个词Learn a Word 第1367期　phase out

今天我们要学的词是phase out。 Phase out, 是逐步结束的意思。世界上最年轻的国家南苏丹独立后宣布，学校教育将逐步淘汰阿拉伯语，改用英语教学。 The government of South Sudan announced it will phase

发表于:2019-02-05 / 阅读(181) / 评论(0)

英语单词荟萃

Tunisia qualifies for final phase of African Nations Cup

TUNIS, Oct. 8 (Xinhua) -- Tunisia qualified for the final phase of the 2012 African Nations Football Cup after beating Togo 2-0 on Saturday at the Rades Olympic stadium near Tunis. The Carthage Eagles took the lead with goals by Walid Hichri in the 1

发表于:2019-02-05 / 阅读(182) / 评论(0)

英语新闻

IMF: World Economy Entering 'Dangerous New Phase'

The International Monetary Fund says the U.S. economy is struggling to overcome sluggish growth due to an unresolved government debt crisis and weaknesses in the housing market and household finances. In a report released Tuesday, the IMF downgraded

发表于:2019-02-05 / 阅读(172) / 评论(0)

英语新闻

TED演讲:哪个国家对世界最有益(8)

Now the other thing you'll notice about the top 10 there is, 另外一件你注意到的前十名的事情是， of course, they're all, apart from New Zealand, Western European nations. 当然，除了新西兰以外，它们都是欧州国家。 Th

发表于:2019-02-13 / 阅读(190) / 评论(0)

TED演讲国际问题篇

学个词 Learn a Word-VOA英语教学 2904 phase out

今天我们要学的词组是phase out。Phase out，意思是逐渐淘汰、停止。The chief executive of General Motors cautioned against the growing trend of officials in China and a number of other countries of making plans to phase out sales

发表于:2019-02-16 / 阅读(131) / 评论(0)

英语单词荟萃

英语摇滚歌曲:Milow - Ayo Technology

摇滚:Milow - Ayo Technology 相关介绍：这是一个来自比利时的80后创作型歌手的声音，Milow为其艺名，真名为Jonathan Vandenbroeck。5年前一次失败的乐队选秀经历，使Milow开始自己开拓音乐事业。而正是

发表于:2019-02-19 / 阅读(158) / 评论(0)

英文摇滚歌曲

英文乡村歌曲：Billy Currington - Everything

The way you stumble in the kitchen Looking for that first cup of joe How you put on your mascara Starin' in the mirror on your tippy-toes And if you wonder why I love you baby I can boil it down to just one thing Chorus Yeah everything Every little t

发表于:2019-02-26 / 阅读(158) / 评论(0)

美国乡村音乐

英语歌曲：爱情遭遇挫折，独自承受 or 两人分担 ( The Mirror Phase )

Damon Naomi的音乐，既没有复杂编曲，连旋律也是淡淡然的，很简单，但内里却隐着很深远的感情，很不简单。 The Mirror Phase (Damon Naomi with Ghost) Out on the heath, our pleasures seem so small. Those stones were

发表于:2019-03-11 / 阅读(202) / 评论(0)

流行英文歌曲

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学英语单词

accepted standard

action learning

air chamber principle

area of propeller disc