氢氧氯化钼(V)

New Solar Cell Minimizes Environmental Risks in Manufacturing Process 新的太阳能电池减少生产中对环境的危害 Scientists in England report the development of a new solar cell that minimizes environmental risks in the manufacturing proc

发表于:2018-12-08 / 阅读(189) / 评论(0) 分类 VOA标准英语2014年(六月)

Humulone 律草酮 Huperzine Serrate P.E 千层塔提取物 Hydroginkgolic acid 氢化白果酸 Hydroginkgolinic acid 氢化白果亚酸 p-Hydroxyacetophenone 对羟基苯乙酮 p-Hydroxybenzylalcohol

发表于:2019-01-03 / 阅读(182) / 评论(0) 分类 医务英语

Researchers Say Malaria Drug Could Also Treat Cancer Scientists know that human cancer cells grow by getting energy from adjacent tumors, where cells have begun to self-destruct. The spread of cancer is accelerated by the death of these cells. This p

发表于:2019-01-13 / 阅读(202) / 评论(0) 分类 VOA标准英语2012年(三月)

DAVID GREENE, HOST: Families across the United States are fighting with the federal government over a deadly chemical. Dozens of people have died from inhaling methylene chloride. This is an ingredient in common paint removers. NPR's Rebecca Hersher

发表于:2019-01-17 / 阅读(194) / 评论(0) 分类 2018年NPR美国国家公共电台11月

Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main

发表于:2019-01-20 / 阅读(242) / 评论(0) 分类 2016年Scientific American(一)月

This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway

发表于:2019-01-22 / 阅读(183) / 评论(0) 分类 自然百科2009年

In January 2015, a fire in one of Russia's largest university libraries damaged more than 1 million historical documents, an incident which some media described as a cultural Chernobyl. 2015年1月,俄罗斯最大的大学图书馆之一发生了火灾

发表于:2019-02-02 / 阅读(168) / 评论(0) 分类 英语新闻

Tony: Who did you invite over for dinner Saturday? Carmela: I invited Keith, Sung, Stephanie, and Luis. Tony: You didnt! Carmela: I did. Why? Tony: Youre going to have a hard time cooking for them. Keith is a vegan and only eats food thats organic. S

发表于:2019-02-04 / 阅读(170) / 评论(0) 分类 地道美语播客

First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先,我对您说,海底有锌、铁、银、金等矿藏,开发并不是不可能的事。

发表于:2019-02-25 / 阅读(310) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
-run
actual stress
advanced flight deck (afd)
agyekum
Alut
American hornbeam
annectant convolution
anti-compound generator
ardith
Arvant
asymmetric fabry-perot optical modulator
automatic hemato-stainer
auxiliary exhaust reservoir
axially symmetric gravitational field
baklanov
be beyond sufferance
berits
bewitchable
bugler
calcium ammonium arsenate
call one's own hand
Carapa
centralized hydrocarbons
chien search
complementarily
congar
connecting rod guidance
cylinder unit
derived gene effect
deubiquitinating
direct private investment
disparagements
document holder
double drum dryer with top-feed
elementary errors
enhancement antigen
enzootic pneumonia
Fabianists
feed-through collar
flat pannel display
frame theory
Galli Mainini tests
gas gas relay
glass jalousie
growth periodicity
handfords
hardware arbiter
horizontal-bed glazing jack
IBM-compatible computer
ibony
invert soap
Jackson's sign
jan vermeers
Kiscellite
labor economies
lacustrine sediments
Lai Cach
looseliner
mcdermitt
mesoscale system
net retained lines clause
no shoot
non-vacuous
O. W. R.
peakflowmeters
phonon model
pile-drivings
placentotrophy
pooting
port freeze period
prefix scheme
prenuptial agreements
presecretory
psychogenic crisis
pulasans
push-upped
rage center
regular sateen weave
right to be forgotten
ringdie
safety pawl
separation specification table
spherical-shell method
strong magnetic material
subrectangles
surface pipe irrigation method
tandem tests
tetramerum
tetrasymmetric face
Thumayl, Wādī
toe-jams
tornadic thunderstorm
transversing gear
trap vector
trod
unvaried
upper panel
vacuumpressing
whammo
Yongmaedo
zero-output terminal