[化] 铅水(1%碱式醋酸铅溶液)
[医] 铅水(稀次醋酸铅溶液)

Lead Me On

turn around to see you in a crowded place i watch for the emotions on a guarded face saying lead me on victim of a dream and a memory but when i try to break free you say to me c'mon lead me on a matt

发表于:2018-11-29 / 阅读(182) / 评论(0)

英语歌曲第九辑

VOA慢速英语--Two Years After Poisoned Water Crisis in US City, Mistrust Remains

Two years have passed since government officials in Flint, Michigan declared a state of emergency. The emergency was lead in the citys water supply. Officials at Michigan Department of Environmental Quality now say the water is safe again. But, many

发表于:2018-12-08 / 阅读(142) / 评论(0)

2018年VOA慢速英语(一)月

Bog Snorkelling

Hello, Im Callum Robertson and this is Entertainment. Next Monday, August th 27 , in Britain is a national holiday or what we call a bank holiday and several thousand people will be heading off to a small village in Wales which is hosting the World B

发表于:2018-12-19 / 阅读(92) / 评论(0)

Entertainment

Water Crisis in US City a 'Disaster, Not Just an Emergency'

Water Crisis in US City a 'Disaster, Not Just an Emergency' Civil rights activists, politicians and residents are calling the contamination of drinking water in an urban U.S. city a disaster, not just an emergency. Michigan Governor Rick Snyder recen

发表于:2019-01-12 / 阅读(246) / 评论(0)

2016年VOA慢速英语(一)月

2007年VOA标准英语-High Prices, Demand Lead to New Oil Extraction

By Mil Arcega Washington 25 May 2007 Technology and high gasoline prices are helping to coax hard-to-extract oil from California's oil fields. Production at some of the state's older oil fields is expected to dry up in about 25 years, but Chevron say

发表于:2019-01-13 / 阅读(128) / 评论(0)

2007年VOA标准英语（五月）

VOA标准英语2013--Fracking Could Lead to Big Profits for Some Companies

Fracking Could Lead to Big Profits for Some Companies A machine, developed by a company called OriginOil, removes sludge from water that came from an oil drilling site - with a process originally developed for extracting algae. Petroleum is nothing b

发表于:2019-01-14 / 阅读(48) / 评论(0)

VOA标准英语2013年(四月)

VOA常速英语2014--California Drought Will Lead to Higher Food Prices 加州干旱将导致粮食价格上涨

California Drought Will Lead to Higher Food Prices 加州干旱将导致粮食价格上涨 FRESNO COUNTY, CALIFORNIA California is a major farming state, and a serious drought is hurting its farmers and raising the likelihood of higher food prices th

发表于:2019-01-14 / 阅读(120) / 评论(0)

VOA标准英语2014年(三月)

美国国家公共电台 NPR Lethal Pneumonia Outbreak Caused By Low Chlorine In Flint Water

AILSA CHANG, HOST: Scientists announced today that they have figured out the cause of an outbreak of Legionnaires' disease in Flint, Mich., a few years ago. Twelve people died. This was at the start of the city's water crisis. And the problem was a l

发表于:2019-01-16 / 阅读(101) / 评论(0)

2018年NPR美国国家公共电台2月

美国国家公共电台 NPR In Flint, Residents Scramble To Get The Last Cases Of State-Provided Bottled Water

AUDIE CORNISH, HOST: It's been two years since the peak of the drinking water crisis in Flint, Mich. The state has spent more than $16 million to distribute free bottled water to residents. That program ends this week even as some residents say they

发表于:2019-01-16 / 阅读(79) / 评论(0)

2018年NPR美国国家公共电台4月

美国国家公共电台 NPR Even As Levels Improve, Flint Residents Choose Bottled Water Over Tap

AUDIE CORNISH, HOST: Today marks exactly one year since the mayor of Flint, Mich., declared a state of emergency because of lead in the city's drinking water. While the water system as a whole is improving, Michigan Radio's Lindsey Smith reports filt

发表于:2019-01-16 / 阅读(82) / 评论(0)

2016年NPR美国国家公共电台12月

美国有线新闻 CNN 12岁女孩创意发明检测水中铅含量

According to the World Health Organization, which is part of the United Nations, more than 2 billion people around the world dont have clean drinking water in their homes. Thats about 28 percent of the entire worlds population. 世界卫生组织隶属

发表于:2019-01-19 / 阅读(60) / 评论(0)

CNN美国有线新闻2018年3月

VOA标准英语2013--朋友生病了怎么做?

AS IT IS 2013-09-29 How to Be a Friend to a Friend Who Is Sick 朋友生病了怎么做? Hello again. Welcome back to As It Is. Im Kelly Jean Kelly. Good news for people who live in polluted cities. A common garden herb may be able to help make the w

发表于:2019-01-31 / 阅读(68) / 评论(0)

VOA常速英语2013年(十月)

音乐咖啡厅:I Am They - The Water

This far he has held us Through the waters as they crash against This far he is with us he is for us Through the stormy depths I will soar on wings like eagles O god you've carried me This far this far There is power victory Hope for the broken heart

发表于:2019-02-01 / 阅读(114) / 评论(0)

音乐咖啡厅

Climate change might lead to water shortage in the Alps

VIENNA, Sept. 22 (Xinhua) -- Climate change and rising temperature in the long term can lead to water shortages in the Alps region, international experts warned Thursday at the Water-Scarce Final Conference in the Austrian eastern city Graz. The Alpi

发表于:2019-02-03 / 阅读(103) / 评论(0)

英语新闻

英国学生科学读本第39期:柔韧的软金属-铅(2)

When the sheets are very thin, they are called lead-foil. A great deal of lead-foil is used in China, to line the chests in which tea is sent to Europe. 特别薄的薄片儿就叫做铅箔, 中国就是用大量的铅箔来垫在茶叶箱里, 做成铅

发表于:2019-02-07 / 阅读(96) / 评论(0)

英国学生科学读本

万物简史第212期:把铅撵出去(1)

10 Getting The Lead Out 第十章把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(123) / 评论(0)

万物简史

英语听书《白鲸记》第169期

And there they stand--miles of them--leagues. 他们就站在那里...一连几英里,一连十几英里都是。 Inlanders all, they come from lanes and alleys, streets and avenues,north, east, south, and west. 他们都是来自大街小巷......来自

发表于:2019-02-17 / 阅读(69) / 评论(0)

白鲸记

英语听力—环球英语 1116 Poisoned by Lead

Voice 1 Welcome to Spotlight. I'm Joshua Leo. Voice 2 And I'm Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 It was a medical mystery. In sever

发表于:2019-02-21 / 阅读(90) / 评论(0)

环球英语 Spotlight

Real Madrid keep lead at Spanish Primera Liga table

MADRID, March 4 (Xinhua) -- Real Madrid retain their 10 point lead at the top of the BBVA Primera Liga after the 25th round of matches thanks to a comfortable 5-0 win at home to Espanyol on Sunday. Espanyol have traditionally been easy victims for Ma

发表于:2019-02-25 / 阅读(126) / 评论(0)

英语新闻

英语听力—环球英语 1487 Poisoned by Lead

发表于:2019-03-15 / 阅读(249) / 评论(0)

环球英语 Spotlight

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ablation coupling calculation

antocha (antocha) bifida