热发射率

[00:01.26]Its out of service. 停止服务了 [00:02.74]-Ill give you a 1 00 dollars. -You dont have to do that. 我给你一百美圆 你为我服务 你不需要那么做 [00:05.90]No, really. 200 dollars. I wont have it. 不 真的 两百美圆 我不

发表于:2018-11-30 / 阅读(118) / 评论(0) 分类 听电影学英语-后天

This is Scientific America's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. Its hot to research life in extreme environments. There are organisms that thrive in boiling hot thermal vents and in toxic stews. These extremophiles, as

发表于:2018-12-24 / 阅读(63) / 评论(0) 分类 Scientific American(五)月

Topic1-Chinese Valentine's Day, Qixi Festival Today is Qixi Festival or Chinese Valentine's Day. Lovers in China will celebrate their love and give gifts as a symbol of affection to each other. Many fashion houses also take the opportunity to promote

发表于:2018-12-25 / 阅读(73) / 评论(0) 分类 英语角-圆桌会议

UNIT 68 POPULAR SCIENCE (Ⅰ) Lesson 135 Part Ⅰ Warming-up Exercises Note-taking: Inventions The words you may need for your note-taking in this drill: gasoline / barometer / Polaroid / pendulum / D

发表于:2018-12-27 / 阅读(112) / 评论(0) 分类 英语听力入门 (全四册)

Action English 动感英语 (22) Movie dictionary 电影词典 tragedy 悲剧;comedy 喜剧 American slang 美国俚语 make a crack about 因为...取笑 Some kids made a crack about her clothes (片中) e.g. Frank's new hat looks kind of stupid , but don't make an

发表于:2019-01-03 / 阅读(60) / 评论(0) 分类 动感英语

China builds first tower-type solar-thermal power station BEIJING, Nov. 12 (Xinhua) -- The first tower-type solar-thermal power station in Asia has been built in northwest Beijing, chief of the program said on Monday. Wang Zhifeng, a researcher at th

发表于:2019-01-07 / 阅读(113) / 评论(0) 分类 英语新闻

Science and Technology 科技 Solar heat for oil wells 用于油井的太阳热能 Mirrors in glasshouses 温室的反光镜... can be used to heat stones ...能用于加热石头 THERE is a lot of energy from ancient sunshine stored in the oil that

发表于:2019-01-07 / 阅读(84) / 评论(0) 分类 经济学人科技系列

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. On March 11th, Interior Secretary Ken Salazar called for a moonshot for energy independence. Hes set up a task force to look into the large-scale product

发表于:2019-01-08 / 阅读(106) / 评论(0) 分类 Scientific American(三)月

Ever wander through a supermarket and past the open refrigerated cases that house cream cheese, butter and OJ? The refrigerated shelves are protected by jets of air that blow across the front. These jets form an air shield to keep the warm air out. T

发表于:2019-01-08 / 阅读(148) / 评论(0) 分类 Scientific American(十一)月

Being a student is not cheap these days - so a budding scientist spent a year camping in a Stockport back garden to save cash. 现如今上学真不是一笔小开销,一名未来的英国科学家为省钱,竟在斯托克波特(Stockport)的一

发表于:2019-01-11 / 阅读(136) / 评论(0) 分类 英语新闻

You need an AUV, an autonomous underwater vehicle. 你需要个AUV,一个自行式水下航行器。 It needs to be one smart puppy, able to navigate and make decisions on its own in an alien ocean. 它必须很聪明,能够自己导航在陌生的

发表于:2019-01-18 / 阅读(52) / 评论(0) 分类 TED演讲商业篇

Science and Technology 科技 Solar heat for oil wells 用于油井的太阳热 Mirrors in glasshouses can be used to heat stones 玻璃房里的镜子.....可以用来加热石头 THERE is a lot of energy from ancient sunshine stored in the oil that

发表于:2019-01-26 / 阅读(85) / 评论(0) 分类 经济学人科技系列

Today a new geo-thermal power station was opened in Kawerau, in the eastern Bay of Plenty. Geo means earth and therm means heat. The power station uses hot steam from the earth. Like the geo-thermal power station at Wairakei, which opened in the 1950

发表于:2019-01-27 / 阅读(102) / 评论(0) 分类 新西兰英语

YELLOWSTONE NATIONAL PARK Wyo. (AP) A tourist from China was fined $1000 for walking off a boardwalk at Yellowstone National Park and collecting thermal water apparently for medicinal purposes park officials said Wednesday. 黄石国家公园官方本周

发表于:2019-02-05 / 阅读(258) / 评论(0) 分类 英语新闻

It happens every summer: offices turn on the air-conditioning, and women freeze into popsicles. But until now, there was no data to understand why women felt cold and were slipping on cardigans while men just rolled up their sleeves at the same tempe

发表于:2019-02-05 / 阅读(85) / 评论(0) 分类 英语新闻

Chinas top planning body has relaxed working day restrictions on its coal mines after reduced output boosted prices, frustrating central planners desire to control both price and supply of the nations most important energy source. 中国最高规划机

发表于:2019-02-05 / 阅读(59) / 评论(0) 分类 英语新闻

CANBERRA, Oct. 14 (Xinhua) -- Australian scientists have made the alarming discovery that sea levels have risen more in the past century than at any other comparable period in the past 6,000 years. Researchers from the Australian National University

发表于:2019-02-06 / 阅读(74) / 评论(0) 分类 英语新闻

RIO DE JANEIRO, Jan. 22 (Xinhua) -- Head of Brazil's National Electricity Agency (Aneel) Nelson Hubner said on Tuesday that there will be no blackouts during the 2014 FIFA World Cup, which will take place in the country. Hubner, who is in charge of r

发表于:2019-02-08 / 阅读(123) / 评论(0) 分类 英语新闻

The week-long National Day holiday is due to start in one day's time. What are your travel plans? Many people nowadays prefer to take part in outdoor activities, such as mountain climbing, outdoor camping and drifting. Many of these intrepid explorer

发表于:2019-02-14 / 阅读(92) / 评论(0) 分类 世界各地新闻集锦

有一种思念叫望穿秋水,有一种寒冷叫做忘穿秋裤。最近,全国各地的天气都变凉了,大家翻箱倒柜找出了尘封已久、又恨又爱的抗冻神物--秋裤。面对这种全世界恐怕只有中国人才穿的裤子,

发表于:2019-02-25 / 阅读(98) / 评论(0) 分类 英语口语
学英语单词
adventitious roots
Aitoff equal-area map projection
atmospheric constituents
averell harrimen
back-to-back(ticket)
basal annulus
bolshie
bottlings
boyters
bridegooms
bully tree
Ceyreste
chasmically
chopper tool
combinational logic
cytost
data overlay
Dos Caminos
drilaster flavicollis
dry seal
eighteenthly
El Rito
electric larceny
erection bolt
family rutaceaes
febriculas
fire-stopper
flight monitor
flusher
for scheduled broadcast
fourling
funicity
gotten a patent for
groza
harpoon line
heating connect order
high-energy varistor
hot atom chemistry
hot cargo
Huguenin edema
in your heart of hearts
internal transmission
keep his shirt on
Kildare, C.
kulaba (kolaba district)
leptocentric
marriage counselings
masikoro
medium term investment cycle
metabotype
molar fraction
nightwatching
no-cut contract
Nolichucky
northed
nucleon resonance
orange III
patchwriting
phloem island
plasmacytoid lymphocyte
ppfa
Primula esquirolii
PSAP
Putifigari
Pylkönmäki
ramoth
Reseda odorata
rodgers and hammerstein
rosebrow
scollops
sea-caves
sealed transformer
self hunting
separation loss
side edge
simple bony crus
skoffs
spent clay
spindle-stock
subcamps
substratosphere
symbale
tactile language
telerecording apparatus
thick section casting
thread-ring gauge
three-dimensional figures
thymus (of thymus gland)
tincture distillery
to handle
trepid
trophospongia
truncated sequential procedures
ultraviolet ionizing laser
unheroically
vacuum case
water elimination
water softening job
waxed parchment
weighted aggregates price index
Weston, Edward
win-win situations