音标:[,lutiә,kәubɔ:lti'klɔ:raid] ;
三氯化六氨钴

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(59) / 评论(0) 分类 2018年NPR美国国家公共电台11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(107) / 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(64) / 评论(0) 分类 自然百科2009年

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(55) / 评论(0) 分类 地道美语播客

本期内容: A stolen bottle of vodka thought to be the world's most expensive at $1.3m has been found empty on a construction site, Danish police say.The bottle, made from gold and silver and with a diamond encrusted cap, was on loan to a Copenha

发表于:2019-02-11 / 阅读(43) / 评论(0) 分类 夏说英语新闻晨读

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(119) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
accurat sweep generator
acoustic oscillators
active proximity fuze
Adinkerke
al badai
albumenization
analytic mapping control point
be quartered
bureaucratisation
Chapelhall
chemexpo
chouest
classical mold
clean finish
comence
compd
crossing of the rolls
cyclic trimerization
days of judgement
delta bar
Epicome
Exception of Container Insurance
exciton voltage
excretory cells
final entry
forwarding step
gap of key
gas-water ratio
Global Crossing
global standardization
gold hoarding
gravimetric fineness
hammer hog
have plenty of spunk
heath
hustings court
inaperta
insulation puncture test
Issue Date
killfile
labor protect and safety devices
LABRACOGLOSSIDAE
landing agent
landmine
Lautrach
libero
maneuvering sequence
mary martins
Maxmo(Maksamaa)
mental dullness
Michelia laevifolia
micro-metre
microbe density
mid-atlantic ridges
monthly installments
mud glacier
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myophore
narrow goldenrod
nedymium
new medicine and pharmacology
nsta (national science teacher association)
oceanport
opening of tuyere
operating availability
over-wove
overleaps
Pandanus austrosinensis
papwort
Pequot
personnel management analysis
pints
place of abode
premature drying-out
program information department
projective duality theorem
pseudonaviculae
raised floor
selection key
silicate material
single hump
softheaded
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sport psychology
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stannous oxalate
sticheruss
streptomyces padanus
sundowners
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surface tension depressant
sync generator vertical drive
thermal data
transurethral resection of bladder tumor
trump up sth
umtalis
unconnected phrases
upward tendency
vacuum gas filling
whisnant
window budding