卫生指标[细]菌

新东方优美背诵短文50篇 Unit48:Bacteria

Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacteria are u

发表于:2018-11-28 / 阅读(770) / 评论(0)

新概念优美背诵短文50篇

新东方背诵文选 L48 Bacteria

发表于:2018-12-01 / 阅读(391) / 评论(0)

新东方背诵文选

VOA标准英语2010年-WHO: Risk of Epidemics in Haiti Increa

World Health Organization says people are at great risk of getting diarrhea, cholera and other water borne diseases because of the bad sanitary conditions and contaminated water. Lisa Schlein | Geneva 30 January 2010 A camp of makeshift tents sprawls

发表于:2018-12-08 / 阅读(271) / 评论(0)

VOA标准英语2010年(一月)

英文小幽默（4）

时间对猪的意义 time to pig One day a visitor from the city came to a small rural area to drive around the country roads, see how the farms looked, and perhaps to see how farmers earned their li

发表于:2018-12-08 / 阅读(265) / 评论(0)

趣味英语

[科学美国人60秒] SSS 2015-09-22

The dust that accumulates in the corners of your house does more than cause allergies and aggravations. It's also teeming with clues about where you live and who you live with. That's the finding ofa study in the Proceedings of Royal Society B. Resea

发表于:2018-12-24 / 阅读(191) / 评论(0)

2015年Scientific American(九)月

SSS 2010-03-16

They say that who you hang out with says a lot about who you are. Well, the microbes that hang out on your fingers can point to exactly who you are. Because scientists at the University of Colorado in Boulder have been able to identify individuals ba

发表于:2018-12-24 / 阅读(308) / 评论(0)

Scientific American(三)月

英语听力：自然百科佛罗里达州的温泉（二）

The divers started in the ocean, but they are now within solid bedrock, 150 feet beneath someone's living room. They are now swimming in the water supply for the town above. Here they find, as they had hoped, life in the pitch darkness. These are hyd

发表于:2018-12-26 / 阅读(250) / 评论(0)

自然百科2009年

实境旅游英语第74期:购物逛超市(3)

Part 3 Useful Expressions 第三部分常用表达 1.Is there a supermarket around here? 1.这附近有没有超市？ 2.What time do you close? 2.你们几点打烊？ 3.We'd better go and get a shopping cart. 3.我们还是去推一辆推车吧。

发表于:2018-12-29 / 阅读(266) / 评论(0)

实境旅游英语

实境旅游英语第72期:购物逛超市

Chapter 18 Shopping in the Supermarket 第十八章购物（逛超市） Part 1 Vocabulary 第一部分词汇 1.supermarket 1.超市 2.grocery store 2.杂货店 3.shopping basket 3.购物篮 4.shopping cart 4.购物推车 5.potato chips 5.薯条 6.

发表于:2018-12-29 / 阅读(297) / 评论(0)

实境旅游英语

VOA常速英语2008年-Antibiotic-Resistant Bacteria Poses Threat to P

By Ruth Reader Washington, DC 13 February 2008 There is growing concern around the world over illnesses caused by new antibiotic-resistant bacteria, or so-called superbugs, and the decreasing effectiveness of antibiotics to treat infections. Earlier

发表于:2019-01-07 / 阅读(322) / 评论(0)

VOA常速英语2008年（二月）

VOA慢速英语2011--Gut Bacteria: We Are What We Eat

HealthReport-GutBacteria:WeAreWhatWeEat This is the VOA Special English Health Report. The human digestive system is full of bacteria -- mostly good bacteria. These organisms help break down food so the body can use the nutrients. Scientists are expl

发表于:2019-01-12 / 阅读(329) / 评论(0)

2011年VOA慢速英语(九)月

Experts: Let Produce Dry Out to Avoid Bacteria

Experts: Let Produce Dry Out to Avoid Bacteria American researchers say farmers should wait one day after a rain storm or watering their fields to harvest fresh fruits and vegetables. They say gathering the crops at least 24 hours after rainfall incr

发表于:2019-01-12 / 阅读(470) / 评论(0)

2015年VOA慢速英语(七)月

VOA常速英语2016--胡须上的细菌帮助发现新抗生素

胡须上的细菌帮助发现新抗生素 Widespread use of antibiotics for conditions that don't require them has spurred mutations in bacteria strains, turning them into so-called superbugs. 抗生素的滥用引发细菌产生变异，成为所谓的

发表于:2019-01-14 / 阅读(244) / 评论(0)

VOA标准英语2016年(二月)

每日一词【1190】indicator：指示，信号

今天我们要学的词是indicator。 Indicator, 指示，信号。20国集团财长在巴黎开会并达成协议。 The agreement lays out a list of indicators that can be used to monitor the progress made by member countries in reducing imbalanc

发表于:2019-01-25 / 阅读(293) / 评论(0)

英语每日一词

“大姨妈”的经典表达，女生不可不知！

有人曾经曰过：女生是一种生命力极其顽强的生物，每个月流血几天不止，却依然上得了厅堂，下得了厨房，斗得过小强，打得过流氓。那么，女孩纸们大姨妈来了，用英语怎么说？ 1. My per

发表于:2019-02-04 / 阅读(340) / 评论(0)

英语口语

清华毕业生当城管

Net users are optimistic that a 25-year-old Tsinghua University graduate who accepted an entry-level position as a chengguan (urban management officer) in Liuzhou, Guangxi Zhuang Autonomous Region can help to reverse the group`s negative image. 近日，

发表于:2019-02-04 / 阅读(354) / 评论(0)

阅读空间

检验证书常用英语

Inspection Certificate 检验证书 1.certificate of weight 重量证明书 2.certificate of inspection certifying quality quantity in triplicate issued by C.I.B.C. 由中国商品检验局出具的品质和数量检验证明书一式三份 3.phytosa

发表于:2019-02-05 / 阅读(311) / 评论(0)

实用英语

我国去年网购正品率不足六成投诉率居高不下

Most complaints made by Chinese consumers last year were about online shopping, a report from China's top legislative body said on Monday. 中国最高立法机关于周一在一份报告中称，去年中国消费者的投诉大都是关于网上购物

发表于:2019-02-06 / 阅读(320) / 评论(0)

英语新闻

Using bacteria to generate energy hopeful

BEIJING, May 24 (Xinhuanet) -- Scientists revealed for the first time the molecular structure of proteins, which enables bacteria to transfer electrical charges, according to a new study. The revelation was published in Proceedings of the National Ac

发表于:2019-02-07 / 阅读(289) / 评论(0)

英语新闻

环境污染相关英语词汇集锦

矿山回填 oil residue recuperation 残油回收 radioactive waste management 放射性废物管理 recycled materials 回收的材料 recycling 回收 reuse of materials 材料再利用 sanitary landfills 卫生填埋 sea outfall 海洋排泄口 s

发表于:2019-02-18 / 阅读(307) / 评论(0)

实用英语

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