[核] 电离辐射密度计

A: Whoa, I never saw a meter like this before; how do you use it? B: It's simple, once you do it a few times. Do you know how the old one worked? A: I never used a parking meter before. B: So we start out by deciding whether you will use cash or a cr

发表于:2018-11-30 / 阅读(153) / 评论(0) 分类 英语情景对话-大学生活

A: Excuse me, could you help me figure out how to use this new parking meter? B: Sure, it was confusing for me also. Have you ever used a regular meter? A: Yes, I understood the old one. B: Well, on this one you can use coins or a debit or credit car

发表于:2018-11-30 / 阅读(161) / 评论(0) 分类 英语情景对话-大学生活

This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 Japan's nuclear crisis may mean greater demand for imported food and less competition from Japanese products on world markets. But it also means that

发表于:2018-12-07 / 阅读(68) / 评论(0) 分类 2011年VOA慢速英语(三)月

By Parke Brewer For an athlete who had hoped to be a baseball player, Felix Sanchez is doing quite well. He had to turn to athletics after breaking his hand in an off-season wrestling match. The injur

发表于:2018-12-08 / 阅读(120) / 评论(0) 分类 VOA2004(下)--雅典奥运

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

第26期:Something Wrong with the Meter Y:What's the fare,please? Y:请问车费是多少呢? X:Twenty dollars and sixty cents. X:20.60美元。 Y:What?You're overcharging me! Y:什么?你一定多收我的钱了! X:No way.Look.That's what the mete

发表于:2018-12-26 / 阅读(106) / 评论(0) 分类 出国旅游口语一本通

1. barometer /bəˈrɔmitə/ -- instrument for measuring atmospheric pressure as an aid in determining probable weather changes When the barometer indicates a rapid drop in air pressure, it means a storm is coming. 气压计显示出气压快速下降时

发表于:2018-12-30 / 阅读(97) / 评论(0) 分类 突破英文词汇

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(82) / 评论(0) 分类 2017年VOA慢速英语(四)月

This is Scientific American's 60 Seconds Science. I'm Steve Mirsky. Got a minute? In 1900 legendary physicist Max Planck described the way energy gets dissipated from any nonreflective object, called a blackbody. But even Max said if something else i

发表于:2019-01-08 / 阅读(81) / 评论(0) 分类 Scientific American(八)月

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(106) / 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(177) / 评论(0) 分类 2010年VOA慢速英语(七)月

英语新词:这些meter后缀单词 你理解对了么? anemometer n. 风力计,[气象] 风速计。 audiometer n. [耳鼻喉] 听度计,听力表;测听计;音响测定器。 barometer n. [气象] 气压计;晴雨表;显示变化的事物

发表于:2019-01-14 / 阅读(126) / 评论(0) 分类 英文语法词汇

By Deborah Block Washington, DC 05 December 2006 watch Nobel Prize Science Winners On Sunday, (December 10, 2006) this year's Nobel Prizes are being presented in Stockholm, Sweden. The annual awards are given to people who have made outstanding cont

发表于:2019-01-25 / 阅读(154) / 评论(0) 分类 2006年VOA标准英语(十二月)

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(253) / 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(102) / 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(101) / 评论(0) 分类 英语新闻

Public opinion polls suggest most Americans favor full body scanners as a way to protect against terror attacks on commercial airliners. The benefits of scanners are being debated in a number of countries. Some groups have raised privacy issues. But

发表于:2019-02-07 / 阅读(81) / 评论(0) 分类 VOA标准英语2010年(一月)

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(100) / 评论(0) 分类 英语新闻

A: Excuse me, could you help me figure out how to use this new parking meter? B: Sure, it was confusing for me also. Have you ever used a regular meter? A: Yes, I understood the old one. B: Well, on this one you can use coins or a debit or credit car

发表于:2019-02-27 / 阅读(138) / 评论(0) 分类 大学生活-College Life
学英语单词
air humidity
air-pressure ga(u)ge
Alexan
aristoi
astingtons
atomising
auto truck beam
autofeed
automated assembly
autumntime
average coefficient of sliding friction
baruch Hashem
bedajas (java)
bleeder well
bow jet rudder
calanthe japonica bl.
cannabich
celestial navigation computer
chip grinder
cnts
cow-heifer
Darcys velocity
decriers
desktop publishers
Djilma
Doda, L.
Echegaray y Eizaguirre
electronics engineer
emphraxis
erniggliite
estimator
every penny
expells
exponential lowpass filtering
fieldwort
flow decay
fold-and-thrust belt
frequency code
goody absorption band
graphicate
growth technique
gyrophoric
Have the guts
Helodemma
hypothesize-and-test
independent voltage source
kopeck
latinas
longwall retreating
madagascar cats
make one's mouth water
meekly
merzbacher
Metonic
mid-majors
miswaste
Munyang
non-ignitable
non-ionic addition reaction
off-print
Ogurchinskiy, Ostrov
one-race
one-through boiler
phasic discharge
phosphoamide
pinus glabras
pituitary sexual lobe
polytechnicien
pouring-down
pre-tax operating profit
puckers
quasi-feudal
radix exchange sorting routine
rate of handling charge
Ravānsar
reach a deal
rigid boundary (condition)
rough translation
sargues
second order day number
setting error
single-roll caster
single-volume file
sirees
spammed
standard curve method
steam lane
submerged stage
sudatoria
supercavity flow
t'u ti t?ng
tax-sheltered
tetrahedral hybrid orbital function
triple-spacings
Tripolye
tuyeres
unparagoned
uppercase letter
valve operating piston
westrosol
wrenches
zirconiferous