氢氧氯化钴(II);羟氯化钴(II) {一氯(氢氧)化钴(II)}

[00:01.19] 13.You Are Not Alone [00:04.90]Since I was 12 years old, Ive suffered with a condition called Compulsive Hair Pulling. [00:11.11]The physical devastation was severe, but the emotional damage was worse. [00:17.31]When I was young, no one, i

发表于:2018-12-03 / 阅读(129) / 评论(0) 分类 自然百科2008年

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(152) / 评论(0) 分类 VOA2004(下)--世界经济

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(134) / 评论(0) 分类 VOA标准英语2014年(六月)

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(110) / 评论(0) 分类 2016年VOA慢速英语(八)月

多功能英语阅读38 The Towers(II)

发表于:2019-01-02 / 阅读(118) / 评论(0) 分类 多功能英语阅读

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(117) / 评论(0) 分类 2018年VOA慢速英语(十)月

Humulone 律草酮 Huperzine Serrate P.E 千层塔提取物 Hydroginkgolic acid 氢化白果酸 Hydroginkgolinic acid 氢化白果亚酸 p-Hydroxyacetophenone 对羟基苯乙酮 p-Hydroxybenzylalcohol

发表于:2019-01-03 / 阅读(120) / 评论(0) 分类 医务英语

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(117) / 评论(0) 分类 2018年VOA慢速英语(十二)月

11. People who are meant to be together will find their way back to each other. They may take detours, but theyre never lost. 11. 命中注定要在一起的人终究会找到通向对方的路。虽然途中可能会走不少弯路,但是他们绝对

发表于:2019-01-08 / 阅读(124) / 评论(0) 分类 励志英语

11.Having a plan, even a flawed one at first, is better than no plan at all. 先制定计划,即使这个计划还有缺陷也比没有任何计划要好。 12.What you do every day matters more than what you do every once in a while. 每天持之以

发表于:2019-01-08 / 阅读(168) / 评论(0) 分类 励志英语

Researchers Say Malaria Drug Could Also Treat Cancer Scientists know that human cancer cells grow by getting energy from adjacent tumors, where cells have begun to self-destruct. The spread of cancer is accelerated by the death of these cells. This p

发表于:2019-01-13 / 阅读(154) / 评论(0) 分类 VOA标准英语2012年(三月)

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(126) / 评论(0) 分类 2018年NPR美国国家公共电台11月

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(104) / 评论(0) 分类 CNN美国有线新闻2018年7月

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(183) / 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(126) / 评论(0) 分类 自然百科2009年

[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(157) / 评论(0) 分类 英语六级听力练习集锦

In January 2015, a fire in one of Russia's largest university libraries damaged more than 1 million historical documents, an incident which some media described as a cultural Chernobyl. 2015年1月,俄罗斯最大的大学图书馆之一发生了火灾

发表于:2019-02-02 / 阅读(115) / 评论(0) 分类 英语新闻

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(125) / 评论(0) 分类 地道美语播客

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(137) / 评论(0) 分类 英语新闻

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(208) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
11-Oxysteroids
Aadorp
acicle
adjusted statement of application of funds
against-all-odds
Aladale, Glen
alluvial sand
anemne
apartheidesque
arithmetic data
beam span
beat someone all to ribands
bergesen
Brand method
burseraceaes
catenary suspension
centralization communication structure
chronic glossitis
chronic myeloid leukemia
coining press ram
complete circular flow of cash
converter set
cottrell equation
creditor debtor organization
cricothyreoid branch
cuajani
disco-dancers
down-side
drop-in speed
ECBV
ellinghams
embryonic droplet
empirical evidence
espoos
extraction indicator
flutter in the dovecote
Folsom L.
forward stepwire regression
frictional reaction
frigid zone climate
fruz
full node calibration
gas kinematics
gelidiopsis variabilis
goosecreekite
hollow-cathode lamp
homonics
Hub And Spoke Structure
huffing
husbandman
in-line mixer
inauthenticity
induced pulse transient system
intrinsic absorption
ishing
jelly fish
kanhai
local operating conditions
low-inputs
main silicon rectifier cubicle
methylparaben
millimicromolar
misappear
mode, switch
nagus
nothing out of the way
osteocrania
over-wintering
partially ionized plasma
pendule
petroleum future
planetary screw extruder
plutonium(iv) oxide
potential damage
predisposing
PSDP
psy-chrometer
pulverine
sauceline
secondary suspension
self-mending fuse
spring brass
state of equalization
still grease
Sydney Cove
teletraffic engineering
temple
thirty-something
tholeiitic texture
thomas pynchons
ticket-day
tierry
tin metallurgy
tracheal matrix
track rod ball plug
tryp
tyrosinyl
unrevivable
vadasz
vajdakite
XBB
zenner