间接辐射,地物反射

[00:01.13]Unit 3 The Media [00:04.41]Expansion 3 [00:09.41]Exercise 2 what makes a good slogan? [00:15.41]Many people believe that a good slogan [00:17.74]is the best way to advertise a product. [00:21.04]The slogans for some products are very famous

发表于:2018-12-04 / 阅读(153) / 评论(0) 分类 北师大版初中英语九年级(全一册)

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(97) / 评论(0) 分类 VOA标准英语2010年(一月)

[ti:UNIT 1 The Olympics Lesson 8 Unit Review] [0:01.827]UNIT 1 第一单元 [0:03.270]The Olympics 奥运会 [0:05.284]Lesson 8: 第八课: [0:06.799]Unit Review 单元复习 [0:08.609]I. [0:09.565]Building Your Vocabulary [0:11.844]A. [0:12.698]Fi

发表于:2018-12-10 / 阅读(127) / 评论(0) 分类 河北教育初中英语(初中起点)九年级上

[00:04.49]Sara difficulty pronounce fall [00:08.12]萨拉(女名) n.困难;费力 vt.发音 n.(美)秋季 [00:11.76]plan medicine wheel ask...for [00:15.29]n.计划,打算 n.医学 n.轮;机轮 询问;向...要 [00:18.83]British more or less howeve

发表于:2018-12-13 / 阅读(175) / 评论(0) 分类 高中英语人教版高一

Getting to Know the Verb 'Get' From VOA Learning English, this is Everyday Grammar. So, Alice, what did you do last night? Well, I was at home, getting ready to go to the movies. I was getting my shoes on when I got a feeling that something strange w

发表于:2018-12-16 / 阅读(191) / 评论(0) 分类 2016年VOA慢速英语(十一)月

一个英语单词可分为三部分:前缀(prefix)词根(root)后缀(suffix)。位于词根前面的部分就是前缀。前缀,可以改变单词的意思。 im-, in- ① 表示不,无,非 immense = im + mens(测量;dimensio

发表于:2018-12-19 / 阅读(78) / 评论(0) 分类 英语PK台

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

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(90) / 评论(0) 分类 2017年VOA慢速英语(四)月

常用英语单词词根大全

发表于:2019-01-03 / 阅读(112) / 评论(0) 分类 英文语法词汇

[00:00.00]Harry Bob introduce oral [00:04.65]哈里(男名) 鲍勃(男名) vt.介绍 adj.口头的;口述的 [00:09.30]practice partner go away opinion [00:13.43]n.实践;练习 n.搭档;合作者 走开;离开 n.见解;看法 [00:17.55]in one's op

发表于:2019-01-08 / 阅读(247) / 评论(0) 分类 高中英语词汇

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(116) / 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(185) / 评论(0) 分类 2010年VOA慢速英语(七)月

I think there are at least two differences in the way of business between Chinese and American bussinessmen. First, Chinese tend to have business negotiation in a rather indirect manner,as opposed to a direct manner of American businessmen. Chinese t

发表于:2019-01-21 / 阅读(98) / 评论(0) 分类 天天商务口语

一、句型1: Subject (主语) + Verb (谓语) 这种句型中的动词大多是不及物动词,所谓不及物动词,就是这种动词后不可以直接接宾语。常见的动词如:work, sing, swim, fish, jump, arrive, come, die, disap

发表于:2019-02-04 / 阅读(84) / 评论(0) 分类 英文语法词汇

Prime Minister Benjamin Netanyahu says Israel hopes to begin peace negotiations with the Palestinians next week, during a visit by U.S. envoy George Mitchell. Mr. Netanyahu spoke to his Cabinet a day after the Arab League endorsed indirect peace talk

发表于:2019-02-05 / 阅读(125) / 评论(0) 分类 VOA标准英语2010年(三月)

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(262) / 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(110) / 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(108) / 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(108) / 评论(0) 分类 英语新闻

echo n.回音 vt.重复 I heard vague echoes of someone's footsteps. 我隐约听见有某人脚步的回音。 Our teacher echoed what the report stated. 我们老师把报告上写的东西重述一遍。 sweat vi.出汗 n.汗 I sweat a lot on hot

发表于:2019-03-17 / 阅读(339) / 评论(0) 分类 赖世雄进阶英语词汇3500
学英语单词
acicule
adjustable dimension
adopting safety measures in productive technologies
aerial navigation equipment
Alberti bass
APL6
Aplodontia
aristatas
at a terrific bat
basal slip
battle efficiency pennent
be sent to the block
bioamine
bottom fermenting yeast
brake shaft arm
bromoethane
buy a gut
Celtis vandervoetiana
cerinomyces aculeatus
chief radio officer
child-safe
chimneypiece
chossiest
circuit-breaker oil-storage tank
clear-thinking
cleer-eie
combining weights
communication state
conditional exchange
copper(i) hydroxide
corrected oil
Cosimo
delay assignment
deuteronomies
digital analog converter (dac)
Dommershausen
economic patent
electronic biologic microscope
electronic temperature controller
estoppages
factor of reserve
fairy armadillo
filling piping
flat band voltage
food baby
formulators
gangneung (kangnung)
genophilia
glandula thymus
ground bait
ground water soil
Ham Hill stone
heat-capacity curve
Holenberg
hwengan to (hoenggan-do)
immunoviewer
inc.com
infiltration method
inky-black
Keller's test
krovar
lattice point problem
lead poisoner
Mahmoodābād
man machine engineering
mechanized road building
metanephrops armatus
metric tensor
moraine of advance
morainic deposit
motleier
nonlinear optimization techniques
normal equilibrium
nutmeg melons
oligo-dG
organized tour
pardues
plain glass spectacles
plastic coated
presentation box
price-to-sales
propane gas cutting
quiet code
recovery
semi-cantilever spring
septum filament
simple point
sintering process
sodium alkyl sulfate
spatula mallei
spiffs'
statistically significant
store rent expense
submersible work chamber
tightwire
time competence scale
transparency paper
trichocarpa
Uc Son
unhelming
voltage and power directional re-lay
weight distribution understeer