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
360-degree appraisal
9-Nitrocamptothecin
activated center
albondiga
alphavirus sindbis virus
angiotonica
ankie
anti-stray-current electric detonator
arctic mosses
arum palaestinums
awaken someone to
back-dateds
Bellananagh
benzonaphthalin
bipartisan
blue ribbons
bond valuation between interest dates
californium (cf)
cast sb into prison
catalytic coefficient
chemoembolization
China-made goods
classen
compound vesicle
DDR Memory
decide on a verdict
defeateds
dip-slip displacement
disease detective
double roll feed
draw-bar yoke
EEGBFT
endogenic action
ethmoidal nerve
ex-ante efficiency analysis
expiscation
f'ing
foamy adhesive
following stop
forward draft
fuel particles
garf
gnarly
gratus
greasenut
Harmannsdorf
heedy
heraldrist
heterorugate
Hjältevad
hold ... ground
Hvittingfoss
impinge up on
in one's capacity as
intra-generational
javar
kuantans
light chain protein
lupinaster
majorant
malacocephalus laevis
meluadrine
minimum signal method
natural life
non-condensing
oil-meal
optimizing computer
out-of-band diversity
parity coefficient
pattern of behaviour
percent of hearing loss
period of elliptic curve
picture encoding
pig boat
Plasmodium vivax
pulmonia
pump inlet head
ranulas
rooflet
sacrotransverse position
satine stone
sclerodermatous
scrofulotuberculous
sewage disposals
sledding
soft X-ray laser
subbiramous parapodium
submaxillary space
tallain
theater operational facilities
times-of-flight
top light
topographic crest
transversal wave detector
turbopropeller plane
ugonin
uniaxiality
Vernonia parishii
Wedekindellina
Zherebets'
zymogeniccell