波辐射

45.The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Suns very center. It is here that is to be found the source of the energy that the Sun constantly pours out i

发表于:2018-11-28 / 阅读(386) / 评论(0) 分类 新概念优美背诵短文50篇

李华在陪Larry找房子。他们会用到两个常用语:on the same wavelength和ballpark estimate. LH: Larry,这房子到底在什么地方啊?我走得腿都疼了。 Larry: Believe me, Lihua, I'm tired too. This is the fifth place I've l

发表于:2018-11-30 / 阅读(148) / 评论(0) 分类 美国之音《流行美语》

【句子对照】 Peter and Sabah have really been on the same wavelength lately -- they agree about almost everything. 近来皮特和萨拉志趣十分相投,几乎在每件事情上都达成了一致。 【关键俚语】 on the same wavelength 英:Sharing a common understanding; thi

发表于:2018-12-02 / 阅读(206) / 评论(0) 分类 俚语口头禅

Doctors use X-rays to view internal organs, obtain clear images of possible disease and to treat cancer. For years radiation has been used to save lives, but there is growing concern that some patients are getting more than they ask for when they und

发表于:2018-12-08 / 阅读(120) / 评论(0) 分类 VOA标准英语2010年(一月)

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h

发表于:2018-12-12 / 阅读(138) / 评论(0) 分类 英语小短文

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the

发表于:2018-12-15 / 阅读(218) / 评论(0) 分类 新东方背诵文选

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Animals rely on all sorts of cues to find their next meal. Monkeys and birds are attracted to the colors of ripe fruits and berries. And snakes find thei

发表于:2018-12-24 / 阅读(113) / 评论(0) 分类 Scientific American(十)月

【句子对照】 Peter and Sabah have really been on the same wavelength lately -- they agree about almost everything. 近来皮特和萨拉志趣十分相投,几乎在每件事情上都达成了一致。 【关键俚语】 on the same wavelength

发表于:2018-12-27 / 阅读(125) / 评论(0) 分类 美国常用英语俚语

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h

发表于:2018-12-30 / 阅读(104) / 评论(0) 分类 考研背诵50篇

But they never got there. The first disappeared into deep space. Another missed its target when its coordinates were confused. One NASA control center was working in metric, the other in feet and inch

发表于:2019-01-02 / 阅读(159) / 评论(0) 分类 火星生命

Human exploration of Mars is now an official goal of the National Aeronautics and Space Administration (NASA). Last month, U.S. President Donald Trump signed a bill to increase NASAs budget. The law sets spending at $19.5 billion for the 12-month per

发表于:2019-01-02 / 阅读(108) / 评论(0) 分类 2017年VOA慢速英语(四)月

The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into

发表于:2019-01-08 / 阅读(184) / 评论(0) 分类 英语小短文

U.S. health experts monitoring Japan's nuclear crisis are seeking to explain health risks from radiation(放射) exposure, while cautioning that radiation levels measured this week at the Fukushima-Daiichi power plant in northern Japan have not y

发表于:2019-01-11 / 阅读(138) / 评论(0) 分类 英语新闻

DOUG JOHNSON: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Doug Johnson. FAITH LAPIDUS: And I'm Faith Lapidus. Today, we will tell about skin cancer. (MUSIC) DOUG JOHNSON: Skin cancer is one of the most common forms of cancer. It is also

发表于:2019-01-11 / 阅读(208) / 评论(0) 分类 2010年VOA慢速英语(七)月

The World Health Organization (WHO) warns against the indiscriminate(任意的无差别的) use of potassium iodide as a precaution against nuclear radiation. WHO is issuing this advisory following reports of people in Japan and elsewhere who are usi

发表于:2019-02-06 / 阅读(277) / 评论(0) 分类 英语新闻

A key Japanese adviser on radiation(放射 ) leaks at the country's disabled Fukushima nuclear power facility has quit in protest over the government's handling of the disaster. The adviser, Toshiso Kosako, a radiation safety expert at the Univer

发表于:2019-02-06 / 阅读(137) / 评论(0) 分类 英语新闻

NEW DELHI, March 16 (Xinhua) -- The Indian government has ordered food originating from(发源于) Japan to be tested for radiation in the wake of explosions at a Japanese nuclear plant following a devastating earthquake-tsunami last Friday, repo

发表于:2019-02-07 / 阅读(122) / 评论(0) 分类 英语新闻

Deciding where to place a Wi-Fi router at home to minimise signal blackspots is a fine art. But a physicist has attempted to tackle the problem by mathematically working out the optimum position for a router. He studied how walls and reflections affe

发表于:2019-02-08 / 阅读(128) / 评论(0) 分类 英语新闻

WASHINGTON, March 30 (Xinhua) -- A trace amount of radioactive(辐射性的) iodine(碘) has been found in a sample of milk from the west state of Washington, the U.S. Environmental Protection Agency and the Food and Drug Administration (FDA) sai

发表于:2019-02-11 / 阅读(127) / 评论(0) 分类 英语新闻

The Source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into

发表于:2019-02-25 / 阅读(114) / 评论(0) 分类 双语有声阅读
学英语单词
abcl/r
abkhazians
abort file
accretional prism
algal rim
Alsation
anterior surface of eyelid
apparelment
asie
automatic overdrive transmission
Ban Ngon
bivalents
Bol'shaya Shelkovka
building occupation factor
butylcarboxylic acid
california bay trees
carefully work out the budget for
carotid sinus branch
Chaikin Oscillator
chanock
characteristic curve of propeller
Claire, L.
compaction memory
conni
corn beef style
dead legs
deaf ear
deglamorized
desperate to do
diallylbarbitone
diamond polishing powder
direction of energy flow
dynamic MOS RAM
electric hysteresis
end-standard interferometer
ergostene
exchange alkalinity
fishery protection vessel
flat band voltage
fontinalis durieui schimp
fuel fuelling station
gastronomes
geiger muller counter
give satisfaction
gotten back
have sth pat
hethes
hydantol
instant messaged
International Broadcasting Organization
International Convention for Safety Container
isomorphism of Lie algebra
Kombetin
lateral tangent arcs
Leuckart reaction
lobed rotor compressor
locked attribute
long eye test
lot-acceptance sampling
mcmi-iii
men-stealer
mode orthogonality
natural obstacle
needle bar connecting link hinge screw
nucleophilic reagent
old schooler
outside loop
pitilessness
Pityoxylon
Porphyridium
post box
priest-king
protocol independent multicast
put in force
reflective surface area
regulatory component
relative operation time
resonants
rj11 and rj45 connectors
roadside tree planting
Sandomierz
school-one
scrophulary
sermoner
sex-ridge
signal splitter
solvent-weldings
standard chartered bank
standard layout
stress corrosion cracking of steel bridge
swannery
syderolite
Taiping Royal Prescriptions
tapped into
textualism
tool and cutter grinding machine
trim-tab servo
Turkey mohair
unadaptabilities
vilanch
witie
Zall-Xhuxha