氯溴碘化铷

New Solar Cell Minimizes Environmental Risks in Manufacturing Process 新的太阳能电池减少生产中对环境的危害 Scientists in England report the development of a new solar cell that minimizes environmental risks in the manufacturing proc

发表于:2018-12-08 / 阅读(156) / 评论(0) 分类 VOA标准英语2014年(六月)

A MARTINEZ, HOST: Out in California where some conservatives are getting tired of feeling like outsiders. Their dream - to live among like-minded neighbors in Republican-leaning places. As NPR's Vanessa Romo reports, some are choosing Texas. VANESSA

发表于:2018-12-17 / 阅读(109) / 评论(0) 分类 2017年NPR美国国家公共电台8月

AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: a big week for talkers and listeners. RS: This Thursday, millions of Americans will gather with family and friends to celebrate Thanksgiving -- or Turkey Day, as many call it. Tha

发表于:2018-12-30 / 阅读(103) / 评论(0) 分类 词汇大师(Wordmaster)

Day 45 Promotion or Detour Jobs are like roads,some have fast speed limits,others require a slower pace.Some have nice scenery,others offen drudgery.Some lead up to mountains,other slam into dead ends.It maybe easy to decide which jobs to take with t

发表于:2019-01-02 / 阅读(105) / 评论(0) 分类 白领美丽英文诵典365

By George Dwyer Washington 20 February 2007 watch Peacemaker Video Game Peacemaker is a game-simulation for Middle East peace A new video game was released in Washington, D.C. earlier this month. It challenges users to participate in creating soluti

发表于:2019-01-06 / 阅读(181) / 评论(0) 分类 2007年VOA标准英语(二月)

ARI SHAPIRO, HOST: A giant, inflatable chicken which looked oddly like President Trump appeared outside the White House on Wednesday. It created a sensation and then disappeared. With her curiosity piqued, NPR's Vanessa Romo went to investigate. VANE

发表于:2019-01-16 / 阅读(116) / 评论(0) 分类 2017年NPR美国国家公共电台8月

DAVID GREENE, HOST: The city of Atlanta is under siege. Many of its online systems were crippled by hackers who were trying to extort tens of thousands of dollars from the city. Cybersecurity experts are warning that the threat to public services may

发表于:2019-01-16 / 阅读(145) / 评论(0) 分类 2018年NPR美国国家公共电台3月

MICHEL MARTIN, HOST: Last week's special congressional election in Montana got national attention for more than the issues. A journalist has called for police to investigate Republican Greg Gianforte for assaulting him, an encounter captured in a rec

发表于:2019-01-17 / 阅读(133) / 评论(0) 分类 2017年NPR美国国家公共电台5月

DAVID GREENE, HOST: Families across the United States are fighting with the federal government over a deadly chemical. Dozens of people have died from inhaling methylene chloride. This is an ingredient in common paint removers. NPR's Rebecca Hersher

发表于:2019-01-17 / 阅读(154) / 评论(0) 分类 2018年NPR美国国家公共电台11月

It first showed up in October 2011 on Kickstarter, the world's largest funding platform for creative projects. Then Romo quickly won people's hearts around the world. It's the world's first smart phone robot. An iPhone or an iTouch is his face and br

发表于:2019-01-19 / 阅读(125) / 评论(0) 分类 英闻天下

China has launched two satellites into space on a Long March carrier rocket from the Xichang Satellite Launch Center in Sichuan Province. The satellites are part of the country's growing BeiDou Navigation Satellite System. The launch of the Long Marc

发表于:2019-01-19 / 阅读(178) / 评论(0) 分类 2018CRI中国国际广播电台

Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main

发表于:2019-01-20 / 阅读(209) / 评论(0) 分类 2016年Scientific American(一)月

This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway

发表于:2019-01-22 / 阅读(147) / 评论(0) 分类 自然百科2009年

By George Dwyer Washington, DC 05 December 2006 watch HIV AIDS Awareness report Friday December 1st was World AIDS Day -- a day set aside to publicize the challenges presented by that deadly disease. In the U.S., the rap artist Chris Bridges - bette

发表于:2019-02-03 / 阅读(185) / 评论(0) 分类 2006年VOA标准英语(十二月)

Tony: Who did you invite over for dinner Saturday? Carmela: I invited Keith, Sung, Stephanie, and Luis. Tony: You didnt! Carmela: I did. Why? Tony: Youre going to have a hard time cooking for them. Keith is a vegan and only eats food thats organic. S

发表于:2019-02-04 / 阅读(143) / 评论(0) 分类 地道美语播客

My boss asked me to come up with some holiday promotion ideas so that we can make inroads into the gift-buying market. For us to stay competitive, our company has to increase retail sales for this important sales cycle. My boss is expecting some inno

发表于:2019-02-04 / 阅读(101) / 评论(0) 分类 地道美语播客

By Michael Bowman White House 04 May 2006 President Bush says the United States remains committed to promoting justice and prosperity in Latin America, and is backing its words with actions and aid. M

发表于:2019-02-05 / 阅读(204) / 评论(0) 分类 2006年VOA标准英语(五月)

For the second straight day and less than a day after his first presidential news conference, President Barack Obama has traveled the United States, trying to build public support for his economic stimulus proposal. This time, he spoke and took ques

发表于:2019-02-05 / 阅读(111) / 评论(0) 分类 VOA标准英语2009年(二月)

对你而言,智能手机可能就像你的朋友。但是真正的朋友会时不时给你一个笑脸。在TED2013大会上 Keller Rinaudo 展示了 Romo,一种由智能手机控制的迷你机器人,可以陪着你散步,可以帮你在桌子

发表于:2019-02-05 / 阅读(230) / 评论(0) 分类 TED公开课:重释机器

First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先,我对您说,海底有锌、铁、银、金等矿藏,开发并不是不可能的事。

发表于:2019-02-25 / 阅读(244) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
- most
affiliated private value auctions
AHPO
automaton causality
Bjorbo
blayke
bluewater
border belts
bradypodidaes
brazing solders
buccal region
bulk dicharge open top container
cable telephony
car care
ceeb scores
cenacles
cerebellar tonsillar branch
closed economy model
coccycephalus
color pen plotter
conviction
cycles of concentration
damyankee
data acquisition and recording
diagonal frame
differentiate A from B
digestive tracts
dipalmito-olein
drying liniment
earth-moon relation
electrical main
electron beam scanning system
environmental systems management
epigastric plexus
epithelial-like layer (or epitheliomorph layer)
fade-in fade-out
fcci
fish maw
gave instructions to
get a bad start
gonocoxite
government properties
gyroid
harste
heat-soak
heebie-jeebiess
Hoeyang-ǔp
hoops
humpback bridge
hydroseal pump
Igorot
institute of Chinese materia medica
inverse convolution
irrecognition
loose-forward
make the best use of
mechanical spring and flyweight governor
mississaugas
mongtards
mortgage registration
moulayes
national maritime board
Nava de Arévalo
Nicoya, Pen.de
nonce words
nonchlorine
on the canvas
ossa metatarsi
partial state trading
perlitic
Pleuropexy
plumber white
prevention and remedy
primary zoospore
Qu'Appelle River
quick-access storage
Quipar, R.
raffia
range-amplitude display
re-reel
repeal a decree
request handling
rubber covered rollers
sapphire
silk-spinning machine
slim butterfly flower
software taxonomy
sole trustee
specialized terminal
sting pheromone
terminal portability
time scale
to be all ears
tree bracket
truffle hogs
tynianov
unilateral transfers
unproportion
unsensual
variable orifice flow controller
vesicular structure
worddeaf