固结氧化球团

When Boris left school, he could not find a job. He tried hard and pestered his relatives, but they had problems of their own. He answered advertisements until he could not afford to buy any more stamps. More than twenty chief clerks told him in diff

发表于:2018-12-18 / 阅读(65) / 评论(0) 分类 2018年NPR美国国家公共电台8月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a

发表于:2019-01-08 / 阅读(111) / 评论(0) 分类 Scientific American(四)月

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(83) / 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(88) / 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(136) / 评论(0) 分类 VOA慢速英语2007年(十一)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(103) / 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(64) / 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(44) / 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(55) / 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(153) / 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(99) / 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(139) / 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(200) / 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(93) / 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(60) / 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(83) / 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(57) / 评论(0) 分类 实用英语

Next came the housing problem. 接下来是解决住房的问题。 This was simple. Many animals were in the habit of sleeping in dark caves. 这很简单。许多动物都有睡黑乎乎的山洞的习性。 Man now followed their example, drove th

发表于:2019-02-21 / 阅读(82) / 评论(0) 分类 美国学生人类历史

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(131) / 评论(0) 分类 万物简史

Voice 1 Thank you for joining us for todays spotlight. Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand no matter where in the world they live. Voice 1 Recently, I

发表于:2019-03-04 / 阅读(95) / 评论(0) 分类 环球英语 Spotlight
学英语单词
agreed date
an even chance
Antarctic Intermediate Water
anti-noise microphone
antitoxines
arrangement of names
articulated-rotor
axial (flow) fan
Batoka Gorge
bibliomaniacs
blood vessels of tooth
Borgesian library
capacitive window
cassone
charge-injection device
chisel cutter link
conjugate bi-component filament
coproducing
credit commitment
Croatia
delivery schedule
diplogyniid
electronic deflection
endopinacocyte
Engey
errrr
fecundating
Ferrel cell
flow of control model
foraminifera identification
fork node
frondescent cast
geochelone elephantopus
greycoat
halimodendrons
heptaselenides
house-party
hydrogen revivification
Ice-break
in line
jet atomic
lapis imperialis
latitudes
Leucarsone
lick my lips
life line throwing gun
linear time-varying network
location-finding
luminance nonlinearity
merchandising enterprising
methylene-dioxybenzene
mickey mantles
misenus
multiplex winding
narrow fabric loom
nonmonotonic function
normal trichromatism
ouseleys
overpolluted
oxyhornblende (basaltic hornblende)
oxymalonic acid
parallel test reliability
pleuridium julaceum besch.
plot against
Poly-beta-glucosaminidase
polyester-glassfibre sheet
Progressive-Conservative Party
pure quaternion
quentum equivalent
radiocar
rate range
redefine
reimmersing
rubberlike solid
Sama Is.
separate platform
settle on sth
sintered gas sensor
snoging
sound design
southern live oaks
spectrometric
staphyleas
start up in
sun-dust
supercommentary
superlayer
Taenia multiceps
through diode
to show up
to the last degree
torque control travel
tp'ed
trailing plant
transonic stream tube
unblocking
variable voltage operation of induction motor
view of an inquest
WCPMR
winch end whip
witherings
zero-emissions