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(178) / 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(143) / 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(138) / 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(162) / 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(149) / 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(201) / 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(143) / 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(196) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
adjudication under law
Adler silk
anagramatism
angiosarcoma myxomatodes
anthrene colors
aquifer influx
arabesque
Arantangi
associated oil company
astroglosis
automatic ram pile driver
Avicenna
Bacchus
balanced tree
barium ethylacetoacetate
be of age
bicyclists
bikeporn
boasteth
bob into
bovington
buzzer excitaiton
cease tracking
cellular automata
centrocinetic
charles dickenss
chronic nonspecific cystitis
cornhole
countably subadditive
counter-terrors
d-md
danz
direct comprehension
Dolus-le-Sec
education for computer
erythema paratrimma
ex-lax
family anacardiaceaes
fawn-coloureds
fibrestock
first three
fish migration
graphite tube resistance furnace
heloderma suspectums
Heterobasidiae
highly contagious
hinzman
honour draft
hymen bifenestratus
i-ronne
inactive items
induced radioactivity
ischiopagus
Jabłonna
keyway gauge
kuocorp
Landolt's
lig. mallei laterale
line-ending
liquor chlori compositus
lit up
lumbar plexus
man machine rapport
Mary Anne
mosports
murder convictions
naked hawksbeard
national needs
ocean metrorology
old middle class
oof
OPC-2009
oral biography
paraveinal mesophyll
Pedilanthus tithymaloides
perceptual vigilance
photoelectric threshold
plane roll
power-lunch
quartered log
real trooper
repullulate
sero-reversal
sheet leveler
single-entry
Sinhǔng-gun
sinking kibble
systematisms
take sth with a pinch of salt
television display
thirty-five
thunderclouds
time broker
trigonal parahemihedral
two-prong claw hook
unartistlike
underteachers
underwater tracking equipment
unilateralis
verminer
vortex interference
zeaxanthin(e)