硫化锑(V) {五硫化二锑}

The most popular toys this holiday season, as you know, if you're a parent, are zhu zhu pets. They're little robot hamsters that move around or something and there're people going crazy for them. Zhu zhu pets are manufactured in China, and over the w

发表于:2018-12-07 / 阅读(196) / 评论(0) 分类 访谈录2009

I couldn't get over this mess. The federal government is confirming what Joan Glickman of Pompano Beach, Florida suspected all along. Tainted drywall from China is giving off a harmful gas that's turning her air-conditioning wiring black, causing it

发表于:2018-12-20 / 阅读(51) / 评论(0) 分类 cnn2009年(十一)月

Mercury Fillings Seem Safer over Time A study in the journal Chemical Research in Toxicology finds that mercury on the surface of dental fillings slowly turns to an inert sulfide compound, which should keep the mercury from harming the nervous system

发表于:2019-01-02 / 阅读(105) / 评论(0) 分类 60秒科学

From VOA Learning English, this is the Health Lifestyle report. Garlic is one of the most common cooking ingredients around the world. Many dishes in Europe, Africa, Asia and the Americas use this strong-flavored vegetable. Garlic is similar to other

发表于:2019-01-12 / 阅读(86) / 评论(0) 分类 2016年VOA慢速英语(十二)月

Black Tongues and Stomach Aches Don: Oh, no, Ya?l, I think I'm having a medical emergency. Quick! Call an ambulance. Ya?l: A medical emergency, Don? Are you sure? You look fine to me! D: But I'm not. This morning, I had a terrible stomach ache. And n

发表于:2019-01-26 / 阅读(51) / 评论(0) 分类 英语听力文摘 English Digest

Sewage stinks. But bacteria can make it smell better. Oh, yeah? That's true. Certain forms of bacteria feasting on sewage give off hydrogen sulfide, a really malodorous chemical, and one of several that give sewage its pleasing smell. In general this

发表于:2019-01-26 / 阅读(47) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
- morphism
a living hell
adenyl-deoxyribonucleotide
Agriophyllum lateriflorum
alphabetography
anaemics
anokhins
B.W.T.
bargmann-michel- telegdi equation
bigeminum
billick
bit-reversed order
boatowners
carbondioxide fertilizer
Carya illinoinsis
caster bed
chyometers
Claude Bernard
clerk's office
closed auction
complementary color wavelength
conducting polymer
current growth
depulsion
deum
dressing stand
duodenal fistula
dwarf iriss
dynamite blow
employee evaluation
Epstein's symptom
Exeter point
feeding end
floating-zone grown silicon
fund for development research
gai-jin
gailer
geared-diesel machinery
genus saxe-gotheas
Gonatanthus ornatus
Greenwood, L.
hallals
helen
Heterophyllidae
hypogeous
inf-?
inventory of non-tariff barriers
iron solution value
isopentylidyne
Jehovahs
kneidlach
l'herbe
learn by heart
Longvic
machine information retrieval
makhene
mensuralist
monetary unit
myall (australia)
nonswitched network
o-d
opalesced
operational hydrology
paleontologic taxon
periodo-hydrocarbon
permanent elongation
plaisances
plan position approach
planometers
political party
powdered coal equipment
power fault restart
Przysucha
pulls out
pulsed servo
Ramotswa
ranulas
recentnesses
relative increment
Rhododendron huadingense
river-way
running with the land
self-checking device
self-energizing overvoltage of generator
shakeout temperature
signal hace
sintered soft magnetic material
spermatine
spoilables
steel frame construction
taken one with another
talking-shops
telly viewing
transmogrifies
trawl bridle
trench plow
turbine set
unsopited
urinary uric acid
urodilatin
very high frequency aural omnirange
whoop whoop