三氧化二钴

By David Lewis A natural resources watchdog group issued a report Tuesday warning that smuggling and corruption are costing the Democratic Republic of Congo millions of dollars a month in lost revenue

发表于:2018-12-08 / 阅读(175) / 评论(0) 分类 VOA2004(下)--世界经济

AS IT IS 2016-07-29 Congo's Small Miners Fill Hole Left by Big Businesses 刚果小矿工填补大企业留下的洞穴 As large mining companies in the Democratic Republic of Congo are eliminating jobs, government officials are expanding the role of

发表于:2018-12-16 / 阅读(128) / 评论(0) 分类 2016年VOA慢速英语(八)月

Australian Scientists Propose a Telescope to Look Deep Underground Scientists in Australia want to build what they describe as a downward looking telescope to look for mineral wealth under the Earths surface. The telescope is really a project aimed a

发表于:2019-01-03 / 阅读(141) / 评论(0) 分类 2018年VOA慢速英语(十)月

BMW Joins Project to Improve Mining Conditions in Congo German carmaker BMW is exploring ways to improve working conditions at cobalt mines in Congo. 德国车企宝马正在寻找方法以提升刚果钴矿的工作环境。 Cobalt is a hard, shiny

发表于:2019-01-06 / 阅读(139) / 评论(0) 分类 2018年VOA慢速英语(十二)月

SCIENCE IN THE NEWS - Discovery That Stored Blood Loses a Life-Saving Gas Could Solve Mystery By Lawan Davis, Soo Jee Han and Caty Weaver / Broadcast: Mon, 12 Nov 2007 16:00:00 UTC VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm S

发表于:2019-01-11 / 阅读(208) / 评论(0) 分类 VOA慢速英语2007年(十一)月

Sunscreen comes in many forms, each with its own impacts on your body and the environment. 防晒霜有很多种,每种对你的身体和环境影响各有不同。 With so many options, how do you choose which sunscreen is best for you? 有了这么

发表于:2019-01-17 / 阅读(156) / 评论(0) 分类 TED演讲教育篇

This show is centered on an in-depth report that concerns child labor, a large African country and the element of cobalt. We're explaining how all those things are tied together. First, the issue of child labor. The United Nations defines this as wor

发表于:2019-01-19 / 阅读(119) / 评论(0) 分类 CNN美国有线新闻2018年7月

[00:00.00]Listening Comprehension (20 minutes) [00:-1.00]Section A [00:-2.00]Directions:In this section,you will hear 10 short conversations.At the end of each conversation,a question will be asked about what was said.Both the conversation and the qu

发表于:2019-01-25 / 阅读(180) / 评论(0) 分类 英语六级听力练习集锦

This is the VOA Special English Development Report. An Afghan girl receives a dose of polio vaccine The World Health Organization has begun to use a new vaccine against polio. Officials say it will become a major tool in the campaign to end a disease

发表于:2019-01-31 / 阅读(128) / 评论(0) 分类 2010年慢速英语(一)月

Beijing's last large coal-fired power plant suspended operations last Saturday, meaning the capital has become China's first city with all its power plants fueled by clean energy. 上周六,北京最后一座大型燃煤电厂停机备用,这意味

发表于:2019-02-04 / 阅读(118) / 评论(0) 分类 英语新闻

18招促环保(双语) 我们中的每个人都应该对自己日常生活活动和选择所产生的温室气体负责。因此,防止气候变化需要地球上的每个人共同来努力。在中国,平均每户每年的碳排放量是2.41吨

发表于:2019-02-06 / 阅读(214) / 评论(0) 分类 实用英语

As China Molybdenum announced it was buying one of Africas largest copper mines earlier this month one thing was soon clear: the acquisition was about far more than the red metal. 随着洛阳钼业(China Molybdenum)本月早些时候宣布正在收购

发表于:2019-02-08 / 阅读(154) / 评论(0) 分类 英语新闻

BEIJING, July 11 (Xinhua) -- The State Council, or China's Cabinet, announced on Wednesday that it will boost the development of the nation's distribution industry with the goal of establishing a modern goods distribution system that is efficient, co

发表于:2019-02-08 / 阅读(167) / 评论(0) 分类 英语新闻

Researchers from Xian Jiaotong University in Northwest Chinas Shaanxi Province have developed a way to eliminate air pollutants during the coal-burning process, which they hope would significantly address the countrys smog problems. 来自中国西北的

发表于:2019-02-13 / 阅读(214) / 评论(0) 分类 英语新闻

China's State of the Environment Report for 2012 suggests that the overall quality of China's environment is balanced and stable. The condition of underground water remains to be a big concern. Li Dong has the details. Released annually by China's Mi

发表于:2019-02-14 / 阅读(253) / 评论(0) 分类 世界各地新闻集锦

电脑英语--常见硬件篇CPU:Central Processing Unit,中央处理单元,又叫中央处理器或微处理器,被喻为电脑的心脏。 RAM:Random Access Memory,随机存储器,即人们常说的内存。 ROM:Read-Only Memory,只

发表于:2019-02-15 / 阅读(167) / 评论(0) 分类 天天商务口语

重要电脑英语及其缩写 CPU:Central Processing Unit,中央处理单元,又叫中央处理器或微处理器,被喻为电脑的心脏。 RAM:Random Access Memory,随机存储器,即人们常说的内存。 ROM:Read-Only Memory,

发表于:2019-02-16 / 阅读(130) / 评论(0) 分类 实用英语

The World Health Organization, upgrading a previous warning, said June 12 that diesel exhaust causes cancer and called for tighter emissions standards, comparing the risk of exhaust to second-hand cigarette smoke. Tuesdays announcement comes after in

发表于:2019-02-17 / 阅读(149) / 评论(0) 分类 英语新闻

CPU:Central Processing Unit,中央处理单元,又叫中央处理器或微处理器,被喻为电脑的心脏。 RAM:Random Access Memory,随机存储器,即人们常说的内存。 ROM:Read-Only Memory,只读存储器。 EDO:Ext

发表于:2019-02-21 / 阅读(115) / 评论(0) 分类 实用英语

18 The Bounding Main 第十八章 浩瀚的海洋 Imagine trying to live in a world dominated by dihydrogen oxide, 请你想像一下,你能不能生活在一个由一氧化二氢主宰的世界里。 a compound that has no taste or smell and is so

发表于:2019-02-25 / 阅读(187) / 评论(0) 分类 万物简史
学英语单词
-glycol
abrasive dise
allotment methods
Arist.
arteria segmenti medialis
asymmetric broadcast channel
Badakhshān, Velāyat-e
be disgraced for
bedrizzled
before tax
bellay
brain surgeons
brown spider
cacatuas
Campo Limpo
Charodinskiy Rayon
civil aviation
compression myelitis
Concepción de la Norma
conduction electron spin resonance
conjectural
corroders
cost sb dear
cuckleburr
cytometrology
deistest
diameter of transfer
donut city
double levelling
dumayr (ad dumayr)
far ultra-violet (fuv)
gakkai
general devise
genus Spizella
gilmozzi
gland collar
glassy millboard
grammar nazis
hemorrhage per rexin
husing
hypered
intensionalist
key lifting screw
kuegel
lecturn
Lonox
loxodromic curve
lun li wu tao
Magisano
magnetic leakage transformer
muck sth up
neighborhood processing
NEMA National Electrical Manufacturers Association
non maneuverable
nondestructive technique
norree
Orchha
pal.
pancreatotomy
patzschke
picking period
platform games
polargrapph
possible case
postero-vesicular column
raducanu
recurrent impulses
resonance charging
Richard Brinsley Sheridan
road planner
row total
rsjc
sassy girl
sea front
self-compensating pressure system
series-line servomotor
servability
shaft sinking and drifting
short-duration power-frequency withstand voltage
Siboglinum
sicles
Sized with Window
small piece of coal
spathe valves
sphaerocarpine
spiral coal unloader
spline gauge
step allocation method
subcorneal
subtruss
talib
Taroom
taxable items
terminate contract
Threskiornithidae
tiotixene
turn a cold shoulder upon someone
twin-carburettor
unreacted
venatory
vitreous electricity
YIL