单词:doubly-excited levels
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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
[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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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