乙酸铬

[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(116) / 评论(0) 分类 标准美语发音的13个秘诀 CD4

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(99) / 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(95) / 评论(0) 分类 英文电影预告片填空

β-Amyrin β-香树脂醇 α-Amyrin acetate α-香树脂醇乙酸乙酯 β-Amyrin acetate β-香树脂醇乙酸乙酯 β-Amyrin palmitate 棕榈酰β-香树酯 Anabasine 毒藜碱 Anagyrine 臭豆碱,安

发表于:2019-01-03 / 阅读(126) / 评论(0) 分类 医务英语

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(119) / 评论(0) 分类 2013年VOA慢速英语(六)月

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(159) / 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(107) / 评论(0) 分类 PBS访谈环境系列

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(156) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
Acetylazaserine
Allen curve
amillennialists
Anolis carolinensis
antholysis
anthophaein
Antonio Allegri da Correggio
basal ganglionic paralysis
base-plus-fog density
bathishig
between-stratum variance
chordurethritis
chromosomal chimaera
closing procedure
coincide
Cook's tours
corner marking
d-mem
d.james
demeaningness
dick-measuring contest
distance between two columns
divertising
double time constant synchronous signal
downhole water flow regulator
dressen
envelop of spectrum
facsimile signal simulator
fitting of a straight line
fixed displacement motor
flange die
gastrologically
glonium pusillum
Guna Terara
Hejce
hemangioma sinplex
hepancotomy
home booking
hose-handling frame
hybridmodule
lactein bread
laser crystal orientating instrument
LC connector
liaison psychiatry
lisper
loaded draft
local power peaking
locked die
magnetostrictive transducers
maldevelopment of ovary
masticophiss
metachromatic leucodystrophy
more crowded
myriad-minded
non repetatur
non-rhotic
nonnesting
Olivier, Laurence
order acceptance
p.c.i
parameter extraction of substrate resistance
parotid notch
penfluridol
phasmid insects
picture disturbance
pirbenicillin
principal of optimality
pseudonymousness
pulposis
Rabiusa
sacrificial anode cathodic protection
salvinias
Sarcoglyphis magnirostris
Scutellaria tuminensis
slush lamp
sodcasted
solarigraph
Starboard ten!
stripping electrification
sua sponte
sulphide corrosion
system reliability
thalassocracy
three stage network
through-other
titillates
to strike
to-do lists
torque converter coupling
townships
Tpdt
unigeminal
unpleasant-smelling
ventriculi
well-founded set method
Wertherism
will-maker
Wilson, Angus
winding-to-earth capacity
withstand pollution test
zukowsky