na. 电场

发表于:2018-11-27 / 阅读(534) / 评论(0) 分类 赖世雄教你学唱歌

Electric Fish 发电鱼 One way that Harold Zakon and his team find fish to study is to put electrical detectors into the bottom of murky streams in Venezuela. This works because certain fish emit pulses of electricity. Discover electric fish -- on tod

发表于:2018-12-07 / 阅读(83) / 评论(0) 分类 (科普英语)Earth and Sky

Amid all the tradition and history of Katmandu, a profound change is in the air. In fact, it might literally clear the air, reducing the choking pollution which has blighted this congested valley. The streets of the capital are gradually being taken

发表于:2018-12-11 / 阅读(83) / 评论(0) 分类 万花筒2008年

Scientists: Spiders Use Electric Fields to Move through Air Scientists have long wondered how spiders can use the webbing they make to fly. The 19th century English naturalist Charles Darwin commented on their behavior when very small spiders landed

发表于:2018-12-16 / 阅读(78) / 评论(0) 分类 2018年VOA慢速英语(七)月

今天我们要学的词组是field。 Field多指空旷的地方。比如原野, 旷野, 还有油田 - oil field, 战场 - battlefield,等等。作为动词, field有回答、答复的意思。 比如,白宫发言人常常要回答一些很棘

发表于:2018-12-30 / 阅读(260) / 评论(0) 分类 英语每日一词

A ban on electric bicycles in New York City is hurting delivery workers who depend on them to earn a living. Many of the workers are immigrants. Electric bicycles, or e-bikes, have foot-powered pedals like other bicycles. But they also have electric-

发表于:2019-01-03 / 阅读(174) / 评论(0) 分类 2018年VOA慢速英语(二)月

Cotton Field When I was a little bitty baby, My mama would rock me in the cradle, In them old cotton field back home. It was down in Louisiana, Just about a mile from Texarkana, In them old cotton field back home. And when them cotton ball get rotten

发表于:2019-01-03 / 阅读(374) / 评论(0) 分类 听英文歌曲解析歌词

发表于:2019-01-04 / 阅读(233) / 评论(0) 分类 英文歌曲第四辑

UNIT SIX A field trip [00:07.34]Let's chant [00:09.82]Let's go on a field trip.There's so much to do. [00:17.21]We can collect leaves,and take picctures,too.We can watch the ants and see what they eat [00:24.92]Let's go on a field trip.It's quite a t

发表于:2019-01-09 / 阅读(296) / 评论(0) 分类 人教版小学英语五年级

What's billed as the biggest rollout of electric vehicle infrastructure in the world is about to begin in the United States. Urban planners are deciding where to locate more than 11,000 charging stations in 11 major cities. They want those stations u

发表于:2019-01-11 / 阅读(62) / 评论(0) 分类 VOA标准英语2010年(三月)

You're in the market for a new car. You want something environmentally responsible, but you don't want to give up fun. Now you don't have to. But it comes at a cost. Rebecca Ward | Washington DC 24 March 2010 Hot. Hot and green. That's because the Te

发表于:2019-01-13 / 阅读(87) / 评论(0) 分类 VOA标准英语2010年(三月)

今天要学的习惯用语都包括这个关键词: field。 Field这个词一个普通的意思是野外或田野。今天要学的第一个习惯用语是: have a field day。刚才说过field最普通的意思是野外,所以a field day早在十

发表于:2019-01-14 / 阅读(245) / 评论(0) 分类 美国习惯用语

Voice 1 Welcome to Spotlight. I'm Liz Waid. Voice 2 And I'm Adam Navis. 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 This is the sound of a music instr

发表于:2019-01-19 / 阅读(65) / 评论(0) 分类 环球英语 Spotlight

Official figures from the Ministry of Transportation show emissions from car exhaust account for 31 percent of the country's total air pollution. In an effort to bring that figure down, the central government has been supporting a series of subsidies

发表于:2019-01-19 / 阅读(93) / 评论(0) 分类 2015CRI中国国际广播电台

Automakers are rolling out their new electric vehicles at the 2018 Beijing Motor Show, the motor industry's biggest sales event this year. Carmakers expect new growth in China's market despite the looming threat of a trade war between China and the U

发表于:2019-01-19 / 阅读(135) / 评论(0) 分类 2018CRI中国国际广播电台

暂无音频 the President just spoke at the Edison Electric Vehicle Technical Center in Pomona, California. The Center provides a broad range of electric transportation services, focusing on solutions for automakers, battery manufacturers, government a

发表于:2019-01-26 / 阅读(115) / 评论(0) 分类 美国总统每日发言

Motional Induction Last time, we talked about motional induction , a phenomenon by which the ocean generate s a magnetic field. It works like this: earth has its own magnetic field. The ocean has plenty of charged atoms in it, in the form of dissolve

发表于:2019-01-26 / 阅读(59) / 评论(0) 分类 英语听力文摘 English Digest

BEIJING, Sept. 6 (Xinhuanet) -- Scientists from Tufts University of the U.S. have created the world's smallest electrical motor in a single molecule. The finding was published in the journal Nature Nanotechnology on Monday. In the research, scientist

发表于:2019-01-30 / 阅读(112) / 评论(0) 分类 英语新闻

All along the western front People line up to receive. She got the power in her hands to shock you like you won't believe. Saw her in the amazon With the voltage running through her skin Standing there with nothing on She's gonna teach me how to swim

发表于:2019-02-20 / 阅读(93) / 评论(0) 分类 The Voice 美国好声音

According to statistics, more than 27-thousand electric vehicles have been sold in the 25 cities around China that are conducting electric vehicle trials. Among the vehicles, 23-thousand are serving the public service sector, but only four-thousand f

发表于:2019-02-21 / 阅读(122) / 评论(0) 分类 英闻天下
学英语单词
acid-digestion-fast
adverb preposing
algebraic compiler and translator i (act/i)
all or nothing check
amalgamation barrel
antenna insulator
anticatalase
arbitrary phase
barbatane
BARCIS
belover
body types
canvas shoes
center of glaciation
clay-strip forming technique
Cryptocarya chinensis
culture-based
cyathea podophylla
day-sun
delist
derquantel
detailed procedure
digital gaussmeter
divesting
drop scone
dukes of cumberland
Ehrlich's triacid stain
embarrassin'
encountering
endolympha
enucleation scissors
exercise censorship
factorial trials
fluorine pollution
folded potential
fre
gentleman's agreements
gley podzolic soils
got him
header-label
high pressure oscilloscope
high voltage testing transformer
high-pass filters
HMWD
hunger marchers
in the presidency of
jackknife mast
Jacobean
joint suretyship
lewa
library ethics
long-term interest-free loan
marine zoomorphology
maxillipeds
mccoun
mean chord length
measuring pressure basis
method-acting
mining room and pillar
multicivilizational
Mādevān
national maritime board
natural medicine
palaeoencephalon
phosphinotricin
phurbus
picked
piston ring belt
placental incarceration
plagioclase lherzolite
porphyry copper deposit
preflagellate
relugging
rengas
roman hyacinths
sail locker
schrags
scnts
sealanes
sheet-leveling machine
shikaki
siemens
sorbopyranose
sun blister
superdisk
supersonic wire drawing
Ternowskite
the dear knows
the tide
thumb slide rules
tibio-adductor reflex
trailed plow
transverse palmar arch
tutton
uninvite
unnippled
urogenital tuberculosis
Van Allen belts
wapello
weak formation
wear characteristic
YY1