n. 钴的放射性同位素, 钴60
词型变化:名词复数形式 : cobalt 60s

刘毅基础词汇5000-3a Lesson 12 Preparation Test 1. The baby likes to splash _____. 2. ____, all efforts to rescue the surviors were futile. 3. It is prudent to wear to light shirt when the weather is ____. 4. The little baby was ____ by his moth

发表于:2018-11-27 / 阅读(946) / 评论(0) 分类 刘毅基础词汇5000

60堂英语情景口语必修课 60

发表于:2018-12-03 / 阅读(191) / 评论(0) 分类 60堂英语情景口语必修课

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(221) / 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(181) / 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(194) / 评论(0) 分类 2018年VOA慢速英语(十)月

对于朝鲜,我们知道它是社会主义国家,知道三八线。除此之外,大家还了解哪些呢?

发表于:2019-01-05 / 阅读(167) / 评论(0) 分类 英语新闻视频

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(175) / 评论(0) 分类 2018年VOA慢速英语(十二)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(156) / 评论(0) 分类 CNN美国有线新闻2018年7月

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发表于:2019-01-20 / 阅读(162) / 评论(0) 分类 2016年Scientific American(二)月

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发表于:2019-01-20 / 阅读(168) / 评论(0) 分类 2016年Scientific American(二)月

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发表于:2019-01-20 / 阅读(188) / 评论(0) 分类 2016年Scientific American(二)月

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发表于:2019-01-20 / 阅读(201) / 评论(0) 分类 2016年Scientific American(二)月

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发表于:2019-01-20 / 阅读(178) / 评论(0) 分类 2016年Scientific American(二)月

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发表于:2019-01-20 / 阅读(192) / 评论(0) 分类 2014年Scientific American(二)月

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发表于:2019-01-20 / 阅读(197) / 评论(0) 分类 2014年Scientific American(二)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(228) / 评论(0) 分类 英语六级听力练习集锦

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(194) / 评论(0) 分类 英语新闻
学英语单词
A and B agglutinogens
absorption mesh
air box
algorithm convergence
antennular plate
anti-pornographies
aposia
apterygida tumida
arc over
arrant knave
benzisoquinoline
Beverbruch
blood disk
bloodstaining
bostrix
branquillos
bushing lid
cacalonol
Chinese onion green
cobalt(ii) sulfocyanide
cold producing medium
conductive foam
cross the t's and dot one's i's
cross-lapped joint
decentralized solar power station
derure
dnepropetrovsk (ekaterinoslav)
dyingness
Eliseu Martins
employments
ethyl hexane
Ettinghausen-Nernst effect
fastolf
fictionist
financial centre
fire clay mortar
give someone the kick
glycocollcalcium
gollanczs
goodliheads
gumede
hardware origin
hellkite
indicated power
industrious and thrifty management of shops
kneeboarders
Lomseggi
lost his head
macrocytosis
mentees
mercuric phenate
mina khani desgin
Moldavian SSR
momentary efficiency
monoseaplane
Naohiro
Nea Liosia
neck piece
nengnan massif
non-core bit
non-neutral
ophiothrix trilineata
outbid
packet switching capability
pair rolling
parrot mouth
perispomenon
pharmacophobia
plant discharge
polynomial counter
polyvinyl acetate resin
post sing. sed. liq.
pudding-pipe tree
purchasing buyer
range deviation
re-elevating
right injective resolution
Rosanne
scent-bottle
Schinnen
Schopper's bursting strength tester
semi-function
ship's line
skin depth
steam emulsion test
sulfuric acid refining
thermal trap
toll service
townsites
transparent spanning tree
tunnel of love
turn-to-turn voltage
uk -busting
uniflow condenser
unmonopolizes
victoria clafin woodhulls
videotex string
vistas
washover fan
word address generator
zero configuration
Zizekian