硫化钯(II) {一硫化钯}

(woman) Before starting our tour of Monticello, I'd like to give you some historical facts that might help you appreciate what you see today even more. Monticello was the very much loved home of Thomas Jefferson for over fifty years. Jefferson, who

发表于:2018-12-05 / 阅读(94) / 评论(0) 分类 托福听力短文

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(104) / 评论(0) 分类 cnn2009年(十一)月

Why is there is a long gap in your employment history? 为何你的工作经历中有一段很长的空白期? Between my first and second jobs,I decided to take a year off to travel around the world. 在第一份和第二份工作之间,我决定休

发表于:2018-12-31 / 阅读(140) / 评论(0) 分类 必背英文面试口语

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(163) / 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(149) / 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(91) / 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(96) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
'Sprecious
Abelia macrotera
abika
accelerating torque
actual table
alcotex
auxotonic
axil film of leaf
bazin
bluma
Bohemian Massif
brachiocephalic trunk
brake-shoe pressure
bright collar
bubble effect
Bunaphtine
centrie component
cheese set
clars
Clavariadelphus
computing file size
decoupled mode
dichlorodifluoromethane
dropped panel
engine grating
equilibrium at home and abroad equilibrium
family Blechnaceae
Federal Pacific Banking Corporation
First Epistle of Peter
gatows
glassfiber plastic
GM_economic-or-economical
Hamma, Sebkret el
histotrophe
hydraulic-power
inclined wire
information-destroying process
inhalations general anaesthetic
isobases
isopropylmethylphosphonic acid
Jones zone
keratinized cell
Life and Soul
liquid-vapor coexistence
live a dog's life
logical management of database
Lord Great Chamberlain
maleic anhydride value
marketing style
maroteaux-lamy disease
memory tuning
milk-sisters
Moldamin
muscarinore-ceptor
nickel resistance thermometer
no-scopes
nonclaims
not worthwhile
nudicaulin
office wolf
on a pad
ophthalmobipolar
ovo-
parachute tray
physocarpus amurensis(mixim).maxim
postpartum frequent urine
pteragogus cryptus
recoil impulse
ridge drill
right ventricular heart-failure
rope chute
San Calixto
scheunemann
ship-rigged
sight feed glass
silicothermic process
simple goiter
skin electrode
special people
speed-reliability tradeoff
stomatoscope
strain one's eyes
substantive hearing
sucks
superhydrophobicity
swore off
the riverside
tidal periodicity
time delay circuit
triflin'
turn to port
Ulsterite
unfishiness
unramified surface
upset tubing
vacuum connector
wajib saum
where can
work study system
yasuni
You lie!
you-can-do-it