音标:[æl'kɔksaid] ;
烃氧基金属

Little Women is still one of America's best loved children's books. Transcript of radio broadcast: 31 May 2008 VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Shirley Griffith with the VOA Special English program People in America. Every week we tell

发表于:2018-12-15 / 阅读(239) / 评论(0) 分类 VOA慢速英语2008年(六)月

VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Shirley Griffith with the VOA Special English program, People in America. Every week we tell about a person important in the history of the United States. Today we tell about Louisa May Alcott. She wrote

发表于:2019-01-02 / 阅读(289) / 评论(0) 分类 名人轶事

PEOPLE IN AMERICA -September 1, 2002: Louisa May Alcott By Shelley Gollust VOICE 1: I'm Steve Ember VOICE 2: And I'm Shirley Griffith with the VOA Special English program, People in America. Every wee

发表于:2019-01-07 / 阅读(367) / 评论(0) 分类 People in America

This is Scientific Americans 60-Second Science. Im Adam Hinterthuer. Got a minute? Heres a possible blood pressure remedy. But its only for those who can stand the heat. Its capsaicin, the active ingredient in peppers like habaneros that should pro

发表于:2019-01-08 / 阅读(336) / 评论(0) 分类 Scientific American(八)月

One main goal in the renewable energy field is to find an efficient, inexpensive way to split water into hydrogen and oxygen. The hydrogen could then be used as a fuel source for vehicles or fuel cells. Typically, an electric current breaks the water

发表于:2019-01-08 / 阅读(303) / 评论(0) 分类 Scientific American(四)月

SCIENCE IN THE NEWS - Discovery That Stored Blood Loses a Life-Saving Gas Could Solve Mystery By Lawan Davis, Soo Jee Han and Caty Weaver / Broadcast: Mon, 12 Nov 2007 16:00:00 UTC VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm S

发表于:2019-01-11 / 阅读(336) / 评论(0) 分类 VOA慢速英语2007年(十一)月

People in America - Louisa May Alcott, 1832-1888: The Woman Behind 'Little Women' BOB DOUGHTY: I'm Bob Doughty. SHIRLEY GRIFFITH: And I'm Shirley Griffith with the VOA Special English program People in America. Every week we tell about a person impor

发表于:2019-01-12 / 阅读(319) / 评论(0) 分类 2011年VOA慢速英语(九)月

Sunscreen comes in many forms, each with its own impacts on your body and the environment. 防晒霜有很多种,每种对你的身体和环境影响各有不同。 With so many options, how do you choose which sunscreen is best for you? 有了这么

发表于:2019-01-17 / 阅读(320) / 评论(0) 分类 TED演讲教育篇

电脑英语--常见硬件篇 CPU:Central Processing Unit,中央处理单元,又叫中央处理器或微处理器,被喻为电脑的心脏。 RAM:Random Access Memory,随机存储器,即人们常说的内存。 ROM:Read-Only Memory,

发表于:2019-01-26 / 阅读(281) / 评论(0) 分类 实用英语

In the early 1800s there arose in England a fashion for inhaling nitrous oxide, or laughing gas, after it was discovered that its use was attended by a highly pleasurable thrilling. For the next half century it would be the drug of choice for young p

发表于:2019-01-29 / 阅读(214) / 评论(0) 分类 万物简史

Beijing's last large coal-fired power plant suspended operations last Saturday, meaning the capital has become China's first city with all its power plants fueled by clean energy. 上周六,北京最后一座大型燃煤电厂停机备用,这意味

发表于:2019-02-04 / 阅读(258) / 评论(0) 分类 英语新闻

18招促环保(双语) 我们中的每个人都应该对自己日常生活活动和选择所产生的温室气体负责。因此,防止气候变化需要地球上的每个人共同来努力。在中国,平均每户每年的碳排放量是2.41吨

发表于:2019-02-06 / 阅读(321) / 评论(0) 分类 实用英语

BEIJING, July 11 (Xinhua) -- The State Council, or China's Cabinet, announced on Wednesday that it will boost the development of the nation's distribution industry with the goal of establishing a modern goods distribution system that is efficient, co

发表于:2019-02-08 / 阅读(310) / 评论(0) 分类 英语新闻

Researchers from Xian Jiaotong University in Northwest Chinas Shaanxi Province have developed a way to eliminate air pollutants during the coal-burning process, which they hope would significantly address the countrys smog problems. 来自中国西北的

发表于:2019-02-13 / 阅读(317) / 评论(0) 分类 英语新闻

China's State of the Environment Report for 2012 suggests that the overall quality of China's environment is balanced and stable. The condition of underground water remains to be a big concern. Li Dong has the details. Released annually by China's Mi

发表于:2019-02-14 / 阅读(388) / 评论(0) 分类 世界各地新闻集锦

电脑英语--常见硬件篇CPU:Central Processing Unit,中央处理单元,又叫中央处理器或微处理器,被喻为电脑的心脏。 RAM:Random Access Memory,随机存储器,即人们常说的内存。 ROM:Read-Only Memory,只

发表于:2019-02-15 / 阅读(280) / 评论(0) 分类 天天商务口语

重要电脑英语及其缩写 CPU:Central Processing Unit,中央处理单元,又叫中央处理器或微处理器,被喻为电脑的心脏。 RAM:Random Access Memory,随机存储器,即人们常说的内存。 ROM:Read-Only Memory,

发表于:2019-02-16 / 阅读(260) / 评论(0) 分类 实用英语

The World Health Organization, upgrading a previous warning, said June 12 that diesel exhaust causes cancer and called for tighter emissions standards, comparing the risk of exhaust to second-hand cigarette smoke. Tuesdays announcement comes after in

发表于:2019-02-17 / 阅读(283) / 评论(0) 分类 英语新闻

CPU:Central Processing Unit,中央处理单元,又叫中央处理器或微处理器,被喻为电脑的心脏。 RAM:Random Access Memory,随机存储器,即人们常说的内存。 ROM:Read-Only Memory,只读存储器。 EDO:Ext

发表于:2019-02-21 / 阅读(216) / 评论(0) 分类 实用英语

18 The Bounding Main 第十八章 浩瀚的海洋 Imagine trying to live in a world dominated by dihydrogen oxide, 请你想像一下,你能不能生活在一个由一氧化二氢主宰的世界里。 a compound that has no taste or smell and is so

发表于:2019-02-25 / 阅读(313) / 评论(0) 分类 万物简史
学英语单词
acylamidase
afterimage
agoraphobic
agricultural credit institute
analytical review
anchored condition
answer in writing
antiextremism
Arkansians
brown onions
caconychia
carrier sense multiple access / collision detection
casualwear
Cerar
chlorineless
cicirelli
coal clay
coappear
concernments
conchiolin osteomyelitis
coordinating heart-kidney
crankshaft vibration damper
decorative cutting
Deuna
diciness
digital data circuit service
dosage rate
double-wavelength spectroscopy
eating at
electrooptic radar
end-to-end control
escapement timing
explosive formed projectile
facts of life
farcilite
feed formula
feudist
fusarium solani (mart) appel et wollenweber
Gahvāreh
gas-collecting cap
grate frame support
half compound (starch)grain
hapu
heat - resistant glassware
Horcajo Medianero
hydrological data bank
income differential
inner space displacement
institution building
instructional testing
jam drop
Leavittsburg
line production
longitudinal wound
lupus verrucosus
magnetic keyboard
mike stew
mon vieux
multi-section filter
Neolitsea kwangsiensis
old man of the mountains
organization for landing
parnes
phyllitic
pique oneself upon
polar biology
positive capital
presetting machine
purgatoric
radial saw
record retention schedule
redisclose
reelable
reinverting
rejoneo
religioses
safe driving glasses
sangen
sash latch
see the sights of
sensatory
sensyment
set of feeder cables
shear strength of rock
skew polygon
small-holders
specific density
stepchairs
Stilezia
stranded caisson
tannye
tapering function
tectaria zeilanica
tetranitro-naphthalene
the minions of the law
three dimensional display
Tyranni
UI designer
wankfest
water-repellent container
wearing out of assets
weighted arithmetic mean