氯化钼(III) {三氯化钼}

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(60) / 评论(0) 分类 VOA标准英语2014年(六月)

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(59) / 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(107) / 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(64) / 评论(0) 分类 自然百科2009年

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(55) / 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(119) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
41
acauline
Acrotheca
afte
average bond energy
Azovskaya
bags of bones
barbecue pit
Barylambdidae
Belize R.
biological psychology
Bissegem
bottom stowage
Bupleurum chaishoui
chemical geology
Clausius equality
commercially available
commodore
computer-output typesetting
Del-Mycin
designation of termination
discharge-flow system
discriminatory cross rates
Drilgrass
electric-furnace steel
electronic medical records
ENDOR
epicyesis
failure in shortage
fair hair
fasciostellae
forward drive bus
four-bit interface
functional plating
furnace volume
geotechnical centrifugal model test
haemoglobinurics
haploid cell
harell
have a thing for
hoherias
huz
hydraulic radius for heat transfer
imbricated aestivation
inexpugnable
instrument adjustment
inula serrata bur
isoetes taiwanensis kinmenensis
kashpaw
Kuster
Leftpondia
Liliopsida
limited gradient
live in
M. P. C.
marginal private costs
Maserati
melanostomatini abdominale
microgel grease
microthermodynamics
midlung
minamiuonuma (muikamachi)
mountaintopism
multi-way cable
multiple cash drawers
mycotic arthritis
nondopaminergic
oligometastatic
open matte
PAMI
PC Tools
pickling belt
pie-dog
pizzettas
plurispecific
pour rire
preocellar bristle
rrf
sand valve connection
self excited oscillation
Shah of Iran
shepherdish
shigella dysentariaes
Smith, Adam
software design aids
stamp slhotting
straven
street-markets
stribeck
superinfection exclusion
surface porosity
taglias
tavarn
the-board
three-monthly
unknit
VNTK
water way
widowburning
wondernize
young woman