污染物浓度

双语有声阅读:Controlling Your Concentration 控制你的注

Psychologically defined, concentration is the process of centering one's attention over a period of time. In practical application, however, concentration is not as simple to deal successfully with as the definition may imply. For this reason, it is

发表于:2019-01-02 / 阅读(57) / 评论(0)

双语有声阅读

工作状态不佳？都怪二氧化碳

You might think it's your colleagues or the pressures of work that's getting you down at the office, but new research suggests it could well be the air you're breathing instead. Scientists in the US have found that the concentration of carbon dioxide

发表于:2019-01-16 / 阅读(50) / 评论(0)

阅读空间

China uses PM 2.5 in weather alert system

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(50) / 评论(0)

英语新闻

北京首要空气污染物PM2.5下岗取代者臭氧危害更大

Warm days come with a downside, as masks can't stop pollutant at ground level in Beijing 温暖的天气也有一个不好的地方，那就是口罩挡不住北京地表层的污染物了。 Excessive ozone gas has become the prime pollution problem

发表于:2019-02-07 / 阅读(52) / 评论(0)

英语新闻

保护环境，不要空气污染英语对话

保护环境，不要空气污染英语对话我国最大的坏境问题便是空气污染和水资源污染严重，导致各种疾病发病率怎家。环境问题是一个全球性问题，世界携手对地球负责，才能共同解决。保护地

发表于:2019-02-17 / 阅读(41) / 评论(0)

实用英语

Smog choking swaths of China thinning out

BEIJING, Jan. 31 (Xinhua) -- Smog blanketing large swaths of China was thinning out on Thursday, with air pollution in some cities easing, the Ministry of Environmental Protection (MEP) said. According to monitoring by 10 a.m., smog-hit regions had s

发表于:2019-02-18 / 阅读(78) / 评论(0)

英语新闻

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

a sightseeing

acciting

air operated mechanism

archesporium(archespore)

cerium(iii) dithionate

chart motor