[机] 氯化铬

[00:09.95]Six weeks ago, the movie Erin Brockovich opened the United States. [00:16.95]So far, it has earned at least 100,000,000 dollars. [00:22.47]It tells a true story about a young woman who helped people in a California town gain money from an e

发表于:2018-12-03 / 阅读(177) / 评论(0) 分类 标准美语发音的13个秘诀 CD4

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(156) / 评论(0) 分类 VOA标准英语2014年(六月)

Could an element commonly found in Americans` tap water caused cancer? A nonprofit environmental group is sounding the alarm about something called chromium-6. The U.S. government says high levels of it in the air can be carcinogenic, meaning they ca

发表于:2018-12-20 / 阅读(141) / 评论(0) 分类 CNN美国有线新闻2017年2月

Help! There's someone hurt! - What are you hearing, Sullivan? - According to first responders it was a bomb. - How many? - Four of yours and five passersby. - Have anyone claimed responsibility? - We found this. - Do you think she's dead? - We can't

发表于:2018-12-28 / 阅读(137) / 评论(0) 分类 英文电影预告片填空

AS IT IS 2013-05-23 Pollution Forces Residents from California Town Hello. Im Jim Tedder in Washington. Welcome to a special edition of As It Is. Seventeen years ago, an American energy company paid hundreds of millions of dollars to settle legal cla

发表于:2019-01-12 / 阅读(145) / 评论(0) 分类 2013年VOA慢速英语(六)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(153) / 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(209) / 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(147) / 评论(0) 分类 自然百科2009年

JEFFREY BROWN:And now to part two of our investigative look at the safety of America's drinking water. Science correspondent Miles O'Brien reports on the toxic chemical made famous in the movie Erin Brockovich, its potentially harmful effect on human

发表于:2019-01-27 / 阅读(199) / 评论(0) 分类 PBS访谈环境系列

GWEN IFILL: Now NewsHour science correspondent Miles O'Brien begins a two-part look at America's drinking water, and the regulatory system that is supposed to guarantee its safety. His report is the result of a partnership with the Center for Public

发表于:2019-01-27 / 阅读(140) / 评论(0) 分类 PBS访谈环境系列

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(143) / 评论(0) 分类 地道美语播客

Why Stainless Steel Does Not Rust But Other Metals Do? 不锈钢(Stainless Steel)指耐空气、蒸汽、水等弱腐蚀介质和酸、碱、盐等化学浸蚀性介质腐蚀的钢,又称不锈耐酸钢。实际应用中,常将耐弱腐蚀介质

发表于:2019-02-24 / 阅读(195) / 评论(0) 分类 英语听力文摘 English Digest

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(244) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
'omes
anthina brunnea saw.
antitaus
arteria tympanica superior
audimutitas
baby wear
bordels
Cafasse
castoreums
centred(optical)system
Chalisseri
cilasuns
collecting bunker
computer-bound system
control strategy for production system
convergence of random variables
course session
Danube fever
days of average inventory on hand
daytime stream
Debrett's
Declaration of General Average
dicranlolma kwangtungense chen
dihydrobutanedioic acid
dose rate conversion factor
Ego-libido
fatigue limit endurance strength
FIN DE NON RECEVOIR
flinties
foamed impregenation
Frios
fueling injection equipment
germination promotor
give sb the stick
Grasset-Gaussel-Hoover sign
Gujeratis
hair shaving
hand-maid
Hanson Hill
hemos
Hephestus
Hong Kong Interbank Rate
hovercraft skirt material
hybrid switching
inductive potential divider
iwwire
kuraray
labroides
Landcap
lanius schach formosae
louched
lower-middles
marketing savvy
MART (maintenance analysis review technique)
mask with
mechanical ventilation
N-allylaniline
number state
oily water separator
oxadiethyl
oxidative deterioration
paleophytology
panotype
Papa, Sound of
pelador
phrase maker
pitch setting lever
Port Keats
primary multiple myositis
pufas
rabbit hair
red Bordeaux
rubber tapper
Shi'ize
ship's service air
Simagup
SIMV
solvent group
special outlay
submillimeter wave imaging
supertoroidal
sweep-forward angle
symmetric form
takes two to tango
test bore
third-party endorsement
this and that
to go ahead
to hit the roof
tops'ls
tub-bass
tulawork
tullibardines
tummler
turnaround for a departure
un-customed goods
Up-and-In Option
Upton County
vacuum-clean
Vladimirovo
winding table
write on a subject