氯溴碘化铷

It first showed up in October 2011 on Kickstarter, the world's largest funding platform for creative projects. Then Romo quickly won people's hearts around the world. It's the world's first smart phone robot. An iPhone or an iTouch is his face and br

发表于:2019-01-19 / 阅读(30) / 评论(0) 分类 英闻天下

China has launched two satellites into space on a Long March carrier rocket from the Xichang Satellite Launch Center in Sichuan Province. The satellites are part of the country's growing BeiDou Navigation Satellite System. The launch of the Long Marc

发表于:2019-01-19 / 阅读(92) / 评论(0) 分类 2018CRI中国国际广播电台

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
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a-mo
aesculus chinensis bge
age-strength relation
agreed weight
alkali-feldspar series
all-wood
American-
an smooth ride
applied drilling technology
argentiferous galena
artistic works
automatic thread stop motion
block coast
calcined alum
carrian
cascade heater
catenary series
church calendars
clerical cost
coll temperate zone
ConfabLab
Coretal
dibutyl-para-cresole
diesel engine starting system
direct buffering mode
directive wheel
dome flange
Electrodyalysis
end of block code
eugenism
europarks
fabler
fan-catcher
force of defense
glazed
gollania robusta
guide line control panel
hagman
hit the slide
hydrostome
ice entropy
knife robber
Kreuzjoch
lammert
levels
libreta
Lugari
meess
microcomputer types
monolithic processor
MPTA
Murrumbidgee jams
musicianship
nat turners
nervimotor
Neumann's disease
night in,night out
nonscalding
nonvisual
organizational behavior (ob)
pangaro
parrest
particeps-criminis
polypeptidotexique syndrome
pressure coordinate system
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proof-printings
random surface renewal
rarefied hypersonic aerodynamics
rational sample
refuseniks
ribbon copper
rocket dynamic test
San Juan Is.
sane
sasaki
Saussurea polycephala
securities realizable at short notice
semimetallic luster
service quality
shaft survey
signal truck
silicon assembler
silverily
simazinum
smart power
smry
spark plug body
St-Quentin
sterna hirundo minussensis
stuff loading
supplementary control points
take someone's words for it
test of qualification
trace flow
trade weight
tropic behavior
tusiit (calcio-copiapite)
uninformed player
unposted
waist thickness
wood lacquer