[建] 用氯化铜精制过的馏出物

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(138) / 评论(0) 分类 VOA标准英语2014年(六月)

Unit 33 Sweeten up with fruit juice. Unit 33 用果汁来添加甜味 Many companies are offering products sweetened with fruit juice. Sugar-free jams and jellies turn out to be just as tasty, if not more so, than those packed with sugar. You11 find

发表于:2018-12-26 / 阅读(82) / 评论(0) 分类 减肥瘦身英语口语话题

Does Diet Soda Cause Depression? 无糖汽水会使人沮丧吗? Its time to go again to the A Moment of Science mailbag. A listener writes: 又到了抽取《科学一刻》信箱来信的时间了。一位听众这样写到: Dear A Moment of Sc

发表于:2018-12-28 / 阅读(92) / 评论(0) 分类 初学者听力文摘精选

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(165) / 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(161) / 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(130) / 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(150) / 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(188) / 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(129) / 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(156) / 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(155) / 评论(0) 分类 365个英语简短小故事

SCIENCE IN THE NEWS - Sugar and Diet / Women and Diabetes / Preparing for a Flu Pandemic By Broadcast: Tuesday, September 07, 2004 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special Englis

发表于:2019-01-30 / 阅读(215) / 评论(0) 分类 科技之光

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(129) / 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(132) / 评论(0) 分类 英语新闻

Have a spoonful of sugar in your tea: It helps stress sip away在你的茶中加一勺糖吧:你的压力会被一口一口地喝掉。 In our health conscious times they are often regarded as the pariahs of the office tea round. 在我们拥有健康

发表于:2019-02-08 / 阅读(94) / 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(213) / 评论(0) 分类 英美文化

今天要讲的习惯用语都有关键词pot。我们都熟悉pot这个词,它可以解释为煮东西的锅。 1. go to pot 情况越来越糟糕;走下坡路这个习惯用语来自牧场,牧场上的牲口随着年龄的增长而每况愈下,

发表于:2019-02-13 / 阅读(113) / 评论(0) 分类 实用英语

今天我们要讲的习惯用语的关键词是pot。我想大家都熟悉pot这个词。它可以解释煮东西的锅子。我们要学的第一个习惯用语是: go to pot。 Go to pot这个习惯用语来自牧场。牧场上的牲口随着年龄

发表于:2019-02-18 / 阅读(175) / 评论(0) 分类 美国习惯用语

今天要讲的习惯用语都有关键词pot。我们都熟悉pot这个词,它可以解释为煮东西的锅。 1. go to pot 情况越来越糟糕;走下坡路 这个习惯用语来自牧场,牧场上的牲口随着年龄的增长而每况愈下

发表于:2019-02-19 / 阅读(114) / 评论(0) 分类 英语口语

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(217) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
adventuristic
altar-stone
Arcus plantaris superficialis
biological enrichment
blade aerial
bogy
Capsicum annuum L. var. grossum Sendt.
carotid pulsation
Cenozoic era
climatotheraphy
communication and data subsystem
comocion
compound oscillating tooth
condenser coating
corporation seal
corrugated aluminium roofing
culture-baseds
Cyclobacterium
defensive substance
dentiphones
devolution of powers
dideoxide
diluvium
Dolcinópolis
dovid
dressmaker's ham
endoscopic camera
envelope line system
epithelio-
Excess kurtosis
fanweed
gas stroage room
genus cuniculuss
go to the stake for
granitose
habar
hair-triggers
hotheadednesses
hymner
ICAA
in moult
inhibiting oil
ion current
Kolgrafafjördhur
Lion King-at-arms
Long Khe
Luozi
macnee
macroanalyses
magmatic crystallization
manequin
mechanical engineers
meuser
microvillar
milky ice
moving projection
myrophis cheni
NexGen
Noturus
nozzle man
oppa
orange-gold
order of system
oxide base cermet
oxygen jet steel
perfluency
Periplobiose
phobus
pitching vessel
plain stage of slope
plyss
post-glacials
premaxilla (pl.premaxillae)
protection screen deck
Prunus marginata
purinethols
re-settled
recurrent requency
regular pay
restie
restorer-pulse generator
rolling shed loom
routine change
selected ordinate method
sloomy
stillroom
string of beads
suppressible point frame
suppression pool cooling system
temperature exponent
trace gather
Transimpedance Amplifier
trophonema
truelover's knot
vapour-air ratio
void-transaction log
volume lifetime
vou
warnea penis
Wat.
wellcleaned
westgrenite (bismuthmicrolite)