微波背景辐射

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(140) / 评论(0) 分类 VOA标准英语2010年(一月)

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(138) / 评论(0) 分类 Scientific American(十)月

He has a background in classical music. 他有古典音乐的背景。 have a background in something就是指有某方面的背景。 I have a background in special education.我有特殊教育的背景。

发表于:2018-12-25 / 阅读(134) / 评论(0) 分类 蒋健棠英语实用句子

He shook the squeeze bottle of mustard. The lift-top opened up. Did any mustard come out? He looked on the floor. He didn't see any mustard. He looked on the countertop. He didn't see any mustard. He squeezed mustard onto his two hot dogs. The next d

发表于:2018-12-26 / 阅读(134) / 评论(0) 分类 英文短篇故事(纽约)

[00:01.26]Unit 4 Inventions and Inventors [00:05.02]Lesson 13 [00:10.56]Exercise 1.2 [00:14.46]Microwave ovens are used by [00:16.53]millions of families every day. [00:18.99]Many of you may have a microwave oven [00:21.23]in your home. [00:22.79]the

发表于:2018-12-29 / 阅读(322) / 评论(0) 分类 北师大版初中英语九年级(全一册)

Still unaware of what caused the noise, Wilson and Penzias phoned Dicke at Princeton and described their problem to him in the hope that he might suggest a solution. Dicke realized at once what the two young men had found. Well, boys, we've just been

发表于:2019-01-01 / 阅读(104) / 评论(0) 分类 万物简史

Todd: OK, Nicoleta I am going to ask you questions about your kitchen. Nicoleta: Mm-hm. Todd: OK, first of all, what do you do in your kitchen? Nicoleta: Cooking mostly. Todd: Yeah, OK. At your home, back in Germany, who cooks at your house? Nicoleta

发表于:2019-01-02 / 阅读(132) / 评论(0) 分类 英语访谈对话

Michael put a frozen burrito into the microwave. He sat down and read the newspaper. He read the sports section. He got up. He went to the microwave. He took out the burrito. It wasnt hot. It wasnt warm. It was still frozen. He had forgotten to turn

发表于:2019-01-02 / 阅读(136) / 评论(0) 分类 简单慢速英语阅读

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(126) / 评论(0) 分类 2017年VOA慢速英语(四)月

Leave a stack of old applications and a note saying, Install these 留一堆没用的旧软件和一张写着安装这些便条 Staple your reports in the wrong corner 用钉书钉订报告的时候订在错误的一角 Put tape over the mouse optics

发表于:2019-01-08 / 阅读(140) / 评论(0) 分类 节日英语

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(160) / 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(243) / 评论(0) 分类 2010年VOA慢速英语(七)月

托福考试写作中常见问题: 1.结构不平行 例:I was able to raise my TOEFL score by studying hard and I read lots of books. 当使用连词将一系列的单词联接起来的时候,应当使用词性相同或同一类型的短语。

发表于:2019-01-17 / 阅读(144) / 评论(0) 分类 实用英语

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(294) / 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(154) / 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(139) / 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(149) / 评论(0) 分类 英语新闻

I'll have a sandwich for lunch. 我午餐想吃三明治。 吃午餐1.I'll have a sandwich for lunch. 我午餐想吃三明治。 2.I'll get you a Coke to go with your sandwich. 我帮你拿一杯可乐,让你吃三明治时喝。 3.I just made so

发表于:2019-02-27 / 阅读(196) / 评论(0) 分类 快口说英语

1.结构不平行 例:I was able to raise my TOEFL score by studying hard and I read lots of books. 当使用连词将一系列的单词联接起来的时候,应当使用词性相同或同一类型的短语。 2.不知所云 例:Many companies

发表于:2019-03-01 / 阅读(240) / 评论(0) 分类 托福英语

jewelry n.珠宝,首饰(集合名词,不可数) Zack gave his wife a piece of jewelry to celebrate their wedding anniversary. 查克给了他太太一件珠宝以庆祝结婚周年。 junk n.垃圾,废物 That bicycle I bought yesterday is really

发表于:2019-03-17 / 阅读(383) / 评论(0) 分类 赖世雄进阶英语词汇3500
学英语单词
abbazzo
accosted
acevaltralte
Acridermine
admissible symbol
air-to-air guided missile
alternate-bay construction
amino-aciduria
andree
angle of attack at stall
anticytotoxin
arthritide
ascoconidium
baby bloomer
barbaralalia
basda
beat us
beg, borrow
Bexhill-on-Sea
bite at
Blueberry Hill
bronchiectatic
building society
carrier-pilot relaying
civilization-state
Corozo Pando
current increment
directional instability
Doyne's familial honeycombed choroiditis
eat for the bar
electrical dehydrator
exasperate against
extra budgetary source
fault tolerant multicomputer system
filling status
fittle
fragment shaders
glandular hairs
golfe
gray-scale transformation
group delay equalization
Harima
heater drain system
histaminergic nerve
incremention parameter
keratoangioma
Kowarsky's plate
Langeskov
Lathus
latrorse
loss of consortium
magnetic path
match arc
MCS-10
meticalle
missy wear
monsterdom
multiplex modulator
Mūzīn
nanosuspensions
nicola
Nodosariidae
nonantagonistic
nonsigner
Nouveau-Comptoir
oily liquid
passive sonar detection
physical strain
platelet-poor plasma
postperovskite
potential future
poule
primary accounts
properation
pseudoreflex
recrawls
reverse osmosis desaltinating
rowith
Sauerthal
seeding technique
seqq.
side chain
smorat
sockmans
spring trip applicator
study aid
stult
tachyglossus setosus
technical pen
tetratomic molecule
the isthmus of panama
thinners
unconformable oil-gas field
under convoy
Uneiuxi, R.
untasteable
venica
Verneuil's method
W-RESPONSE
wet-edge agent
Yamuna River
zonking