硫化铂(II) {一硫化铂}

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(109) / 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(173) / 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(156) / 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(100) / 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(102) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
acute nipple most
affiliated group
ammophila clavus formosana
anti-Stokes' line
aromatic sextet
arteriovenous shunts
be rushed off one's feet
boring slick
caltha palustriss
carbide drill
casing capacity
Chiuro
contest against
core oven
counter-bid
curve theory
diagnosis in species description
doung
dunny man
duvals
eddy mill powder
elsley
email tennis
Essenrode
event-goer
exposed soil
feature measurement
female cousin
ferroelectric autostabilization effect
field experiments
fillets of sole
francisceine
friction feed paper
Ftiloxazone
general call to all station
hapte-
hygrocolous
hyperscalars
hypothalamic syndrome
i-peinted
ihu (yhu)
improvises
job creation
kick turns
lead sb to do sth
leading edge percent point
lienee
liquor license
low-and-high pass filter
marginal tax rates
metrafenone
middle mucula cribrosa
morticias
mouloud
negative ray
network virtual terminal protocol
nidulariaceous
nonassigned
occasional dealer's licence
ocean-atmosphere coupled model
overstroke
palm-sizest
papillary muscle syndrome
papilledema
parge
pestalotia cephalotaxi sawada
physical punishment
picture house
pink ticket
pipe factor
Pliny, the Elder
political prerogative
potassium aminochromate
rail-mounted pile frame
RATG
red-knees
residue valence
second-floors
self-contained blade grader
semi-water gas
separating resonance
shear-layer instability
shell-destroying device
sougan
Spawning-time
spurcidical
stand before
Stefien separation process
step by-step
Sullan
superagonist
sweetacacia
tawdry laces
Teschen paralysis
there's no use
three-vaned
threshold trait
transperineally
unambiguous
uncinal
wierd
winding efficiency