标签：Ozone Layer 相关文章
021C 远足旅行: 高级课程 Professor: Daphne took Roger on a camping trip, but Roger had a terrible time because he is from the city and isn't used to being in nature. MC: 没错，Roger还说，Daphne让他在野营时受罪，他一定要报这个
美语三级跳
Science and technology: Air-pollution: Breathtaking 科学与技术：空气污染：屏气吞声 Air-quality indices make pollution seem less bad than it is. 空气质量指数粉饰了空气污染情况。 Smoking a whole packet of cigarettes in a
经济学人科技系列
A further problem is that setting day-to-day limits is a local matter. 另一个问题是，每日的平均浓度限值是由当地定制的。 So, not only do they rarely take long-term risk into account, they also vary from place to place. 所以，这
经济学人科技系列
United Nations Report Says Earths Ozone Layer Is Healing A new study says the protective layer of the Earths atmosphere is finally healing from damage by humans use of harmful chemicals. Aerosol sprays and coolants had been thinning the ozone layer s
2018年VOA慢速英语(十一)月
《英语流行话题阅读:语境识词3500》Unit91:南极洲还是最后一片净土吗?
英语语境识词
In Hong Kong, the versatility and resourcefulness of Customs officers are taken to such extremes 在香港，海关人员具备多方面的知识和技能。 That we are not only responsible for performing our traditional duties as tax collector and
历史英雄名人演讲
委内瑞拉最大的国际机场开始征收20美元的清洁空气呼吸税.据悉,机场内新安装了利用臭氧净化空气的空调系统,征收呼吸税是为了支付相应的成本.有人在社交媒体上吐槽,称该税收最后恐怕会沦
双语趣听精彩世界
Section 30 Climate Change El Nino, which is not an English name, is playing an important part in our lives. We often hear people talk about the strange weather we are having nowadays. The changing wea
英语导读1000句
Section 29 Global Warming Some people say the earth is getting warmer. They blame something called greenhouse gasses. The greenhouse gasses destroy the higher atmosphere that keeps our planet from get
英语导读1000句
Water Blankets Forming Planets A study in the journal Science finds much more molecular water in regions where planets are forming around young stars. The mechanism to keep the water from being destroyed by UV radiation appears to involve some of the
60秒科学
From VOA Learning English, this is the Health Lifestyle report. Scientists in Australia say they have developed the worlds first blood test to find a deadly skin cancer in its early stages. They say the test could save thousands of lives each year. C
2018年VOA慢速英语(九)月
A: May I exchange this DVD player? B: Certainly. Do you have your receipt? A: Here you are. B: Now, why do you want to exchange it? A: It won't play a DVD. B: I'm sorry. I'll get you a new player. A: At first, I thought it was me. B: Okay, here's a n
购物英语对话
Environmentalism under fire 环境保护遭遇攻击 Soaring emissions 不断增加的废气污染 The rhetoric about environmental controls killing jobs is getting louder and louder 声称环境保护会导致就业机会减少的言论愈演愈烈
经济学人综合
25 大气层中臭氧正日渐稀薄 DATE=3-21-01 TITLE=SCIENCE REPORT - (1)Springtime Ozone Loss BYLINE=George Grow (Start at 1'00
科技之光
HEALTH REPORT – Study Links Ozone Pollution to Increased Deaths By Cynthia Kirk Broadcast: Wednesday, December 08, 2004 I'm Gwen Outen with the VOA Special English Health Report. American researcher
健康与经济
高温天气下树木竟然会污染环境！ Normally， trees are the best defence against pollution； but when it's too hot outside， the trees' own self－defence mechanism may actually make things worse。 正常情况下，树木是抵御污染
阅读空间
It was 119 Fahrenheit here yesterday; really, really, really hot day on Mars ever get up to about 30 Fahrenheit and at night it goes to more than 100 below. Martian deserts are both frozen and sun baked. With no Ozone layer, UV levels are so high tha
自然百科2012年
Nearly 90 percent of China's big cities failed to meet air quality standards in 2014, but that was still an improvement on 2013 as the country's war on pollution began to take effect, the environment ministry said on Monday. 环保部周一表示，2
阅读空间
有些英语学习者觉得学习和记忆英语词汇太枯燥乏味，因而产生畏难情绪，影响了他们学习英语的积极性和效果。 由于英语和汉语分别属于两种不同的语系，差异很大，要学好英语词汇的确不
英文语法词汇
PITY the engineers responsible for keeping Americas coal-fired power plants up to standard. a court halted the adoption of new regulations on that would have affected lots of themjust two days before they were due to go into force. The suspended regu
经济学人综合