氯化铜(I)

New Solar Cell Minimizes Environmental Risks in Manufacturing Process 新的太阳能电池减少生产中对环境的危害 Scientists in England report the development of a new solar cell that minimizes environmental risks in the manufacturing proc

发表于:2018-12-08 / 阅读(156) / 评论(0) 分类 VOA标准英语2014年(六月)

1.Food _______ is a big industry in this area. A.projecting B.promising C.processing D.president 2.We never _______ that John would become a doctor. A.respected B.wondered C.suspected D.estimated 3.Don't be too _______ on your children. They are stil

发表于:2019-01-08 / 阅读(148) / 评论(0) 分类 大学四六级阅读

South Africa's recycling industry processes more than a million tons of scrap metal every year. This has created an opportunity for thieves. They are stealing copper wiring from city streets and selling it at local scrap yards. The city of Cape Town

发表于:2019-01-13 / 阅读(186) / 评论(0) 分类 VOA标准英语2008年(十二月)

High Prices Trigger Rise in Copper Thefts When you heard the word copper in old gangster movies, you were talking about the good guys: the police, the cops. Now, when you speak of copper and crime, youre referring to the bad guys. A combination of ci

发表于:2019-01-14 / 阅读(185) / 评论(0) 分类 VOA标准英语2011年(十月)

DAVID GREENE, HOST: Families across the United States are fighting with the federal government over a deadly chemical. Dozens of people have died from inhaling methylene chloride. This is an ingredient in common paint removers. NPR's Rebecca Hersher

发表于:2019-01-17 / 阅读(154) / 评论(0) 分类 2018年NPR美国国家公共电台11月

The Streaming down the Yangtze team has arrived in the city of Tongling, Anhui Province. Owing to its copper deposits, it was an important center in ancient China for bronze production. The scale of the copper industry has gradually increased and it

发表于:2019-01-19 / 阅读(172) / 评论(0) 分类 2018CRI中国国际广播电台

Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main

发表于:2019-01-20 / 阅读(209) / 评论(0) 分类 2016年Scientific American(一)月

This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway

发表于:2019-01-22 / 阅读(147) / 评论(0) 分类 自然百科2009年

Varden paused, and put away a good mouthful of whisky. Well? cried several breathless voices. Well, said Varden, Im not ashamed to say I went out of that house like an old buck-rabbit that hears the man with the gun. There was a car standing just out

发表于:2019-01-23 / 阅读(184) / 评论(0) 分类 英文短篇小说

For the last two years, the Los Angeles area has seen an increasing number of metal thefts, reported Paul Moyer, co-anchor of the local 6 oclock news. Sometime before dawn Wednesday, thieves had stolen the copper wire out of six lamp posts. A day ear

发表于:2019-01-27 / 阅读(176) / 评论(0) 分类 365个英语简短小故事

Tony: Who did you invite over for dinner Saturday? Carmela: I invited Keith, Sung, Stephanie, and Luis. Tony: You didnt! Carmela: I did. Why? Tony: Youre going to have a hard time cooking for them. Keith is a vegan and only eats food thats organic. S

发表于:2019-02-04 / 阅读(143) / 评论(0) 分类 地道美语播客

Unionized workers at Chile's Codelco, the world's largest copper producer, have begun a 24-hour strike in a dispute with the government over the future of the company. The workers walked off the job Monday over modernization(现代化) plans that

发表于:2019-02-04 / 阅读(148) / 评论(0) 分类 英语新闻

A human hair consists mainly of a protein called Keratin. It also contains some moisture and the trace metals and minerals found in the rest of the body. 人类的头发主要由一种叫角朊的蛋白质组成,并含有水分及在身体其他部分

发表于:2019-02-08 / 阅读(144) / 评论(0) 分类 阅读空间

How the First Head Was TakenOne day the Moon, who was a woman named Kabigat, sat out in the yard making a large copper pot. The copper was still soft and pliable like clay, and the woman squatted on the ground with the heavy pot against her knees whi

发表于:2019-02-09 / 阅读(229) / 评论(0) 分类 英美文化

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发表于:2019-02-21 / 阅读(118) / 评论(0) 分类 福尔摩斯英文广播剧

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发表于:2019-02-21 / 阅读(137) / 评论(0) 分类 福尔摩斯英文广播剧

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发表于:2019-02-21 / 阅读(118) / 评论(0) 分类 福尔摩斯英文广播剧

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发表于:2019-02-21 / 阅读(119) / 评论(0) 分类 福尔摩斯英文广播剧

First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先,我对您说,海底有锌、铁、银、金等矿藏,开发并不是不可能的事。

发表于:2019-02-25 / 阅读(244) / 评论(0) 分类 《海底两万里》中英双语有声读物

歌学英语:来自孩子的质问:为什么!Tell Me Why 迪克兰加尔布雷斯(于1991年12月19日出生)的英国的歌手。一位堪称歌唱奇才的少年迪克兰加尔布雷斯,被英国媒体推崇为终生难得一见的歌唱奇才

发表于:2019-02-26 / 阅读(203) / 评论(0) 分类 听歌学英语
学英语单词
admonish sb for sth
air bypass valve
Albolāgh
and with accumulator
assault craft
auto fill
benefield
carrier bar
Castle Point
central american floral region
chantalmycin
clergerie
coercers
cranial sutures
Cundinamarca, Dep.del
cylinder can
CYN(cynarine)
ehlo
electronic gun
fall-outs
fixed-rate pacemaker
florencite
frieslands
gathering and transportation pipeline
geometrising
get loose
Gracie Mansion
Herritslev
history of auditing
housemartins
huntleigh dopplex
hyppish
ideal detector
idle capacity loss
interpalatine
inverted Y type column
jacking-up
jayleen
jean-martin
joint false
jonus
Jungling's disease
Juniperus indica
just as you like
K. W.
Klopstock, Friedrich
krehbiel
lay in ashes
live load distribution
magnetically soft
Marshfield Center
muchness
multiple mapping
nalliah
narratization
nesopteris blepharistoma tagawa
nessche
noncaking coal
NSC-39470
ofurace
originating motion
outbacks
oxidation-resistant steel
Oxiurine
perrico
piston ring carrier
pole current balancing
poly a0 f eucaryotic mrna
pornographizing
protosial
reconfigure
repointed
Roosevelt Island
root plow
sanableness
sand and storm
scientific optimism
screen type separator
seafennel oil
searchable information
security of transmitted data
selection mode
separate wheat from chaff
Seward's Folly
space equivalence
Stipa macroglossa
strategise
subharmonic function
telepolitical
Toltecan
turned to
ultrasonic flaw
under-clerk
undersavers
uniformly absolutely convergent series
unsymmetrical plate girder
upwind wtgs
uridinediphosphate
wedge angle
Wehnelt's interrupter
wild water buffalo
xmitter