[化] 氯化金钠; 氯金酸钠

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(108) / 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(120) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
A hedge between keeps friendship green
administrative revenues
adze-eye claw hammer
afterpain
air-route traffic control center
Airy phase
all parties
angle mount
ardeid
barams
Betzdorf
blowtop
Bortigiadas
brown hypertrophy of the cere
burnets
C-Rate
Caballerial
capper-
centrolinead
cloggish
cold period
conjugate diametral planes of a quadric
coopts
Corporate processing float
Criciuma
cuspate-arcuate delta
deferred debt
delete entire row
demonstrative democracy
destaturation
dorsal border of uterus
dropsy of the vittelline sac
electroregulator
equinoctial time
equivalent method
essential graded ideal
fridrich process
Gaultheria cuneata
gladiolus blandus ait.
glwyn
hallucinauts
hancinone
Hardr.
high stage compressor
hoerners
hot rack
Hydatigena
Ilovlinskiy Rayon
in receipt of
isolation laboratory
kind of labor
lambing season
Listing broker
magnetic-core logic circuit
masayoshi
median wall
meschke
metastable phase transition
miscanthus sacchariflorus benth. et hook.
monolayer
myoprotein
novelizing
overexuberant
Parafossarulus sinensis
party convention
pickelhaubes
plate glazing calender
plate gold
population center
population decline
prophylactic urethritis
pseudo-indicans
red-breasted snipes
regional metamorphism
removal of fruiting parts
reserves management
rotary tubular conveyor
rupture of vein
short summons
shortleaf yellow pines
signal generators
siliconcel
soft-loans
stevicks
strapdown system
supplementary civil action in criminal proceedings
supply-line
suspended stationary-type
taigne
threshold light
tiram
tisca
top-hole
Torilis
torque-speed curve
unrectified photo mosaic
vessel side
Viverra zibetha
water preserving capability
water-insoluble gum inhibitor
wilted
zirconium alloy