矿物质循环

Water Cycle 水循环 All the oceans on earth are salty, while inland water is typically fresh. How does water become salty? We'll answer a listener's question -- today on Earth and Sky. DB: This is Earth and Sky. We recently visited the Austin Childr

发表于:2018-12-07 / 阅读(82) / 评论(0) 分类 (科普英语)Earth and Sky

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(63) / 评论(0) 分类 VOA2004(下)--世界经济

Fire Cycle 火灾规律 The El Nino phenomenon of 1997-98 unleashed torrential rain in some parts of the world, while creating abnormally dry conditions in others. And it sparked record numbers of wildfires. Learn more about climate and wildfire -- toda

发表于:2019-01-02 / 阅读(125) / 评论(0) 分类 (科普英语)Earth and Sky

Harnessing the Mineral Wealth of Poor Countries 新方针指导贫穷国家正确利用其丰富矿藏 Developing countries with potential mineral riches have often fallen prey to corruption and mismanagement. As a result, theyve failed to benefit fr

发表于:2019-01-14 / 阅读(50) / 评论(0) 分类 VOA标准英语2012年(二月)

Cameroon's new mineral research center will begin operations this year. South Korean mining researchers are making trips to Cameroon to determine the overall cost of the facility, to be located in the capital, Yaounde. They say the center will cost s

发表于:2019-01-14 / 阅读(89) / 评论(0) 分类 VOA标准英语2011年(二月)

Classical music fans in Beijing are now embracing a massive work-the complete cycle of Beethoven's 9 symphonies with The Deutsche Kammerphilharmonie Bremen. Paavo Jarvi, an internationally famous Estonian conductor, is the artistic director of the or

发表于:2019-02-14 / 阅读(120) / 评论(0) 分类 2017CRI中国国际广播电台
学英语单词
acrylic yarn
airborne debris
at every opportunity
basal cell of trichome
bioeroded
boot loaders
brown hairstreaks
capestan
capillary hematocrit tube test
CERITHIOIDEA
chicleros
constitutive relations
cramming method of teaching
cume rating
dares
dative sickness
decenol
dermomyositis
deuterated solvent
diabetes-obesity syndrome
dissapointed
domestic servants insurance
double-occupancy
entrecote
Ethelton
face vener
family pectinidaes
Fateyevskaya
filling capacity
filtration effect
flexible wages system
flos daturae
foramina lacerum medium
front intake door
gender psychology
Geranium umbelliforme
glass tank furnace
goniopugettia sagamiensis
hadromestome
Hageman
herringbone crosslamination
hill pool
hunter killer
ice pavement
inner driver
interbehavior
jama
jender
Kelvin relations
koehneana
L-S coupling
Limache
Ljungsbro
mairies
maltozymase
mantle lobe
marine air mass
maternity apparel
Matigny
meal mixer
method of undetermined coefficients
mosaic pavement
MQA
mutant phenotype
Neocrystwell
Neogrammarian
nine one one
no cure
nonambiguity
nose on sb
notbusy interrupt
perfect balance
pirries
polar continental air
pontocerebellar fibers
pretax profit
protective antibody
quality control circle (qcc)
RAD/HR
radius blade
rapid minimum interval release sequence
real occupation
replay head
reproducings
retravelling
Reuss's test
russell's snapper
search upon arrest
shoe repairing
Shāhbāz Khel
stable random variables
sulphohydrate
sweemish
sysecas
tergosternals
trimis
trivial sheaf
ultrasonic resonance absorption
unchristenlike
urban poverty
vitalizations
von Neumann algebra