双重受激能级

By Caty Weaver Broadcast: August 1, 2003 This is Steve Ember with the VOA Special English Environment Report. Last month a judge ordered the United States Army Corps of Engineers to begin to lower wat

发表于:2018-12-01 / 阅读(175) / 评论(0) 分类 VOA2003(下)-环境与健康

[00:00.00]Exercise 5 [00:03.40]Part A [00:07.71]You will hear Dr.Wilson,a Professor of linguistics, [00:13.56]talk about formal and informal language. [00:18.49]As you listen,answer Questions 1--10.by circling True or False. [00:26.75]You will hear t

发表于:2018-12-04 / 阅读(164) / 评论(0) 分类 全国公共英语等级考试五级

AS IT IS 2013-07-24 Global Warming Will Cost Us More to Live全球变暖使得居住成本增加 Hello, again, and welcome! Im Jim Tedder in Washington. On todays program, a look at whats happening all around us. Our planet is getting hotter, and mor

发表于:2018-12-16 / 阅读(204) / 评论(0) 分类 2013年VOA慢速英语(八)月

Studies that will be released today show that fish, birds and mammals in New England have significant amounts of mercury in their bodies. The studies find the toxic metal in some unexpected habitats and they suggest that power plants in the Midwest a

发表于:2018-12-17 / 阅读(230) / 评论(0) 分类 2009年NPR美国国家公共电台7月

Individuals' Blood Glucose Levels after Meals May Be Predictable预测血糖 High blood sugar levels are a risk factor for type 2 diabetes. Doctors today have only general dietary recommendations for how to control those levels, because theres no rea

发表于:2018-12-24 / 阅读(140) / 评论(0) 分类 2017年Scientific American(四)月

Millions of people have immigrated to America with the dream of a new and better life. That dream becomes reality for some. But for others, it does not. Mental health problems, language difficulties, family issues, and the high cost of living can pre

发表于:2019-01-02 / 阅读(140) / 评论(0) 分类 2017年VOA慢速英语(一)月

HEALTH REPORT – December 11, 2002: Mercury Levels in Fish By George Grow This is the VOA Special English Health Report. Two studies are adding to the debate about the health risks of eating fish con

发表于:2019-01-07 / 阅读(149) / 评论(0) 分类 健康与环境

These 11 things will help explain why your belly's been growling. 这11个原因帮你解释为什么你的肚子一直在咕咕叫。 You're dehydrated 身体缺水了 Mild dehydration is often masked as feelings of hunger, when really your body jus

发表于:2019-01-08 / 阅读(160) / 评论(0) 分类 阅读空间

By Melinda Smith Washington, DC 01 September 2006 watch Nicotine Study Smoking a cigerette A report issued this week shows that major American tobacco companies have increased the level of nicotine in their cigarettes, making them more addictive. VO

发表于:2019-01-12 / 阅读(205) / 评论(0) 分类 2006年VOA标准英语(九月)

Tests Show Levels of Arsenic in US Rice Two hundred different types of rice and rice products tested by both the non-profit research group, Consumer Reports, and the U.S. Food and Drug Administration [FDA], contained varying levels of different forms

发表于:2019-01-13 / 阅读(155) / 评论(0) 分类 VOA标准英语2012年(九月)

Ocean Levels Rising Fast on US Coasts Ocean levels are rising faster and higher on both coasts of the United States than in other parts of the globe, according to two new studies, and California could be especially hard hit. There will be about one m

发表于:2019-01-13 / 阅读(162) / 评论(0) 分类 VOA标准英语2012年(六月)

StudyFindsHighLevelsofBPAinCannedFoodforKids The industrial chemical BPA has been used to make hard plastic bottles and the lining of food cans for decades. After studies indicated that the chemical could play a role in cancers, heart disease and abn

发表于:2019-01-13 / 阅读(114) / 评论(0) 分类 VOA标准英语2011年(九月)

DAVID GREENE, HOST: The amount of carbon dioxide in the air is rising because of human activity. And NPR's Merrit Kennedy reports that scientists around the world are trying to understand how more CO2 is going to impact the plants we eat. MERRIT KENN

发表于:2019-01-17 / 阅读(112) / 评论(0) 分类 2018年NPR美国国家公共电台6月

Shanghai Takes Measures against Rising Sea Levels Zhang Zhenyu, of the Shanghai Flood Risk Information Center spokesperson, said the seawalls virtually encircle half of the city. These are all the sea walls we have built, including from Hangzhou Bay

发表于:2019-01-19 / 阅读(144) / 评论(0) 分类 2015CRI中国国际广播电台

HEALTH REPORT - PSA Levels and Prostate Cancer By Jerilyn Watson Broadcast: Wednesday, June 09, 2004 This is the VOA Special English Health Report. Many older men are tested each year for cancer of th

发表于:2019-01-30 / 阅读(154) / 评论(0) 分类 健康与经济

数组 array 矩阵 matrix 多维数组 multi-dimentional array 以行为主的顺序分配 row major order 以列为主的顺序分配 column major order 三角矩阵 truangular matrix 对称矩阵 s

发表于:2019-02-01 / 阅读(197) / 评论(0) 分类 实用英语

BEIJING, Jan. 29 (Xinhua) -- China's meteorological authority has introduced a new weather warning system for smog which will use readings of PM 2.5, a particle pollutant. The announcement comes as thick haze chokes many cities. The National Meteorol

发表于:2019-02-06 / 阅读(188) / 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(150) / 评论(0) 分类 英语新闻

常用的形容词你别看简单,但用起来学问可就大了呢!尤其是在口语中,常用形容词的不同使用能表达不同的意思。今天小编就为大家盘点一下生活中常用形容词的地道口语用法,也期待大家

发表于:2019-02-18 / 阅读(108) / 评论(0) 分类 英语口语

Smog levels in Beijing have hit the 'Hazardous' mark again just 2 weeks after recording one of the worst cases of air pollution. The PM 2.5 monitoring systems in the Chinese capital showed readings of around 400, which is considered hazardous. That's

发表于:2019-02-21 / 阅读(143) / 评论(0) 分类 英闻天下
学英语单词
?-reductase
akses
AMA (automatic message accounting)
amic
anti-anemic
archwise
atlantis ansa
B.O.NSSS (balance of nuclear steam supply system)
Ban Bing
Baudoin's alloy
benzylpenicillin
bisulphide
boiler seat
boundary estimate
bounding parallel
brine heat exchanger
buffet cars
camshoch
cardiac electric field
chilled cast iron roll
collar treatment
cranck
crossing safety
destrayt
disagreeable taste
disinhibitor
do someone a dishonour
dreydel
Dronninglund
drug education
Edgar Allan Poe
eighteen-year-old
electro-pneumatic
erythrocytotropic
exposed aggregate surface
fine pitch automatic gear milling machine
flow wire
fluorescent particle tracer study
gaiton
have on one's person
hookeri
hydraulic-dynamometer
illegal recruitment
imaginal thinking
inbody
Interior Department
kalea
kinds of bug
korea republic
Kota Samarahan
laser watchdog
lesser ebb
lithometor
locus of constant probability density
MacNeil-Lehrer Report
Maillardville
marionberry
medevacking
mensyn
multiplexing algorithm
nag-screen
Nam Tien
non-boiling equilibrium
nonmillionaire
oil well pipe
oil-water separating
pay-masters
Pelican I.
piercing point method
Pitzen slinger
plantaginis semen
Polygala tricornis
polyisoprenoids
Principality of Andorra
quotient address
reporting day
rhizomorphore
Saluron
Scurrula gongshanensis
serum gastrin determination
shranks
simple curve
statistical ledger
supracentral
Svetloyarskiy Rayon
tetrachlorodibenzodioxin
tirant
to-shed
tympanize
uk instructor
unsharpening
us -rich
vernacularism
vertical palmette
vibrating squeeze molding machine
volatile flux
want off
water ring compressor
wind cable
wool staple length measuring instrument
xylometric measurement
Yibāl Oilfield