氯化物应力

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
4-mu
Aconitum franchetii
algal parasitic disease
alliedsignal
alsace (alsatia)
anaglyptography
anarchise
appellatory
archeobotany
Armance
arteria genus media
Asn.
auricularias
Bagley, William Chandler
bandar-e maqam
bench cut method
birders
chiguanas
closed-loop layout
cryptosporella umbrina (jenkins )jenkins et wehmeyer
cuneocerebellar
cyke
deborating demineralizer
descending node
design-for-test
disconcordance
distresser
double winged deflector
drying in shade
dual block
Duatok
editor controller
exheterocaryon
fluorofibre
gap section
genus batiss
Gold Blend
grandifloruss
growth rate of consumption
harelip suture needle
heavy wrecker
hinged guard
human organization
informaticss
intendest
isocarpic
journalises
katsu-toxin
keep one's countenance
La Portera
lamey
language shift
liujunzi pills
lolling around
low-background
Lugansk
Magic Phone
mechanical durability
Microsoft API
mitten (mitt)
nassims
network hosting
nonadenocarcinomatous
notice to treat
papanicolaous
peasant top
pecornut
plastic wave propagation
preburnished
precision molding
pseudosternite
putting iron
quarrel with sb about sth
rapidly rotating shift system
realign up stand
remeasurements
repair of defects
Rheum nobile
rights
rubber packed coupling
saltshakers
sciacca
second law of motions
self opening gate
sensor with bare wire sensitive element
short wave antenna
sialaporia
spectrofluorimetry
state councilor
stub pin
Tadjrouna
teapotful
texture of crumb
thin-film emiconductor
top-links
unfakably
unflead
waggishness
waste water dis posal
windblast
would give the world to know sth.