[化] 同量异序元素; 同原子量异序元素

The city of Cape Town, South Africa has announced new water restrictions as officials warn the water supply could run dry in three months. The order to take effect February 1 - will cut city residents daily water usage by nearly half over current res

发表于:2019-01-03 / 阅读(64) / 评论(0) 分类 2018年VOA慢速英语(一)月

One of the world's biggest water desalination plants is about to open in Australia's biggest and thirstiest city, Sydney. The plant is part of a program aimed at providing water as the continent battles erratic rainfall and the city attracts 50,000 n

发表于:2019-01-07 / 阅读(37) / 评论(0) 分类 VOA标准英语2010年(一月)

Part A Passage 1 For all his vaunted talents, Federal Reserve Chairman Alan Greenspan has never had much of a reputation as an economic forecaster. In fact, he shies away from making the precise to-the-decimal-point predictions that many other econom

发表于:2019-01-08 / 阅读(40) / 评论(0) 分类 考研英语

Authorities in Western Australia say they can show the world how to conquer a water crisis that had threatened to decimate the state capital, Perth, amid a long-standing drought and declining rainfall. Desalination is at the heart of Western Austral

发表于:2019-01-13 / 阅读(31) / 评论(0) 分类 VOA标准英语2009年(二月)

Researchers in Sydney are leading a new international effort to make desalination more environmentally friendly. Current techniques tend to use excessive amounts of energy or are heavily reliant on chemicals. The University of Technology in Sydney is

发表于:2019-02-06 / 阅读(50) / 评论(0) 分类 英语新闻

Doctor Li Lailai, China Director of the World Resources Institute says sustainable supplies of water and energy are intensifying in China as human demand continues to grow. She says water conservation is becoming a critical issue. We do have a progra

发表于:2019-02-07 / 阅读(31) / 评论(0) 分类 英语新闻
学英语单词
acoustic insulation mass
acrospore
alum shale, alum-shale, alumslate
anadromous
annual rate of population increase
Antuco
arefaction
authigenous
autoconsequent stream
bite-rim
branded diamond
bydgoszcz (bromberg)
Canada thistles
central flow surface condenser
ciproquinate
cloud dispersal
cognitive ability test (cogat)
combined therapy
compagnie temps present
contrabasses
cramming in
crude evaluation
cryptocentrus caeruleomaculatus
dexifying
digestive fluid
disceptator
disfurnished
Dolichovigna
doughnut cutter
drop the reins of government
East Freetown
end breakage
eosinophilic lung
existeth
fallback programme
giaquinto
global climate
glycymeris albolineata
half-course
Harrovians
Herment
highly acidic
holomorphic mapping
hottons
ideological dominance
image clarity
independent linearity
infinite plane (slab) neutron source
information processing metaphor
intramyocardially
Juncus taonanensis
Kedah, State of
kinetic activity
lip tattoo
lmtd (logarithmic mean temperature difference)
Los Planes
low pressure high volume pump
Lunery
masement
menopad
mepixantonum
meta-knowledge
multienvironment real-time operating system
multilist file
New Haven County
nippl
obrigado
one's heart sinks into one's boots
operation license
ostraleguss
Otis, Elisha Graves
overall transfer function
palm-winer
phase equilibrium constant
pin clutch
pipology
pre-occupations
prefabbed
proprotease
rave up
reduced section
residual shear resistance
rewaked
rheocardiographic
Ross Canyon
rotary convertor
salvadorite
scourable
Selcarbinol
sentence method
shoe cloth
shore-based telephone
SIHI
special criminal case
spurtling
squirrel cage blower
stamp clause
stavesacrek
Technology Without An Interesting Name
ultrasonic thickness tester
uniform-chromaticity scale diagram
xylaria allantoidea