[化] 氧化铬; 三氧化二铬

[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(72) / 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(49) / 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(41) / 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(49) / 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(38) / 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(48) / 评论(0) 分类 PBS访谈环境系列
学英语单词
acid-green
acting area
air grill
airborne command post
anode excitation
anodie oxidation treatment
anthracene brown
anthraquinone acridine
antimalairals
at loggerheads
bursae musculi sternohyoidei
chemical abstract (ca)
ciceronians
claw sickness
Connor, Ralph
contact language
contrast range
crush division
ctop
cube root
die-casting machine for motor rotor
diet kitchen
digitalk
dihydropyridine
dimethoxystrychnine
drug-running
drum pulley separator
e-Biz Integrator
farmout
fission foil detector
frivoler
gas producing well
geodesic lune
geometric average index number
heginbottom
hirne
hydro-thermal alteration
immew
index target set
ISPF
KHP
long drop
long-standing dispute
micro-aggregate
Microscolex
Monte Grande
muscle poison
n-nitrosodiethylamine
neatline(s)
nonambient
optimal sorting
paleo-amerinds
pasticcio
pegasus
photoelastic pressure sensor
physical distribution strategy
picture size
pollmann
port main engine
pre-agkistrodotoxin
precipitation map
prefab clean room
prime coat
process automation system
programmed symbol set attribute
quality survei-llance
radiometers
reactor start-up without neutron source
refrigerator compressor lubricant
retempering
reversible transducer
ritozanensis
seal with metal lens ring
self-seal by pressure coupling
sensitivity switch
Sharp's the word.
single-sex colleges and universities
slow rouing
soakerhose
soft dry sausage
sonic technique
sprucery
stawe
steam trap (expansion type)
suppressor grid gauge
supraphons
taken place
thermal tower
thickness of link plates
thiohexallymalnatrium
thousands of years
TOVC
troy weights
Trypanide
tuba uterina
ubiquit
urginea maritimas
utility generation
Uzu
Velosnes
ventriculus communis
whitecapped