非硅酸盐

Good morning Mrs. Hall. If none of your teeth are bothering you, I'll restore the tooth with the largest cavity. 霍尔太太,早安。 假如你的牙齿不让你难受的话, 那么我就把蛀的最厉害的牙补一补。 This is the tooth th

发表于:2018-12-03 / 阅读(134) / 评论(0) 分类 口腔临床英语对话

When Pyrex(公司名) cookware first came out, it was advertised as the ice box to oven, because itwas made of borosilicate glass which could weather large temperature changes without undergoing thermo-shock and shattering. But today, Americans Pyrex

发表于:2018-12-24 / 阅读(92) / 评论(0) 分类 Scientific American(九)月

This is scientific American sixty seconds science. I'm Christopher Intagliata. Got a minute? When Pyrex cookware first came out, it was advertised as icebox to oven. Because it was made of borosilicate glass which could weather large temperature chan

发表于:2018-12-24 / 阅读(84) / 评论(0) 分类 Scientific American(九)月

A few months ago the fairy tale came true. 几个月前,童话故事成真了! We announced to the world that we know what these streaks are. It's liquid water. 我们向世界宣布,我们已经知道这些条纹是什么了。是液态水。

发表于:2019-01-18 / 阅读(112) / 评论(0) 分类 TED演讲科学篇

Cassini just a few months ago also flew through the plume, and it measured silicate particles. 卡西尼太空船几个月前又从这些飞溅的水流中穿过,它检测到了硅酸盐颗粒。 Where does the silica come from? 这些硅从哪来的

发表于:2019-01-18 / 阅读(126) / 评论(0) 分类 TED演讲科学篇

Science and Technology Plastics There and back again 科技 塑料 旧法新用 An old idea may help solve the problem of plastic waste 一个老方法也许可以帮助解决塑料垃圾的问题 PLASTICS were once regarded as wonder-materials. They

发表于:2019-01-26 / 阅读(117) / 评论(0) 分类 经济学人科技系列

manganese n. 锰(元素符号为Mn) mantle composition 覆盖物的成分 Mercury n. 水星 molten v. 溶化;adj. 熔铸的 monitor n. 监视器,监控 mudflow n.[地] 泥流 Neptune n. [天]海王

发表于:2019-02-02 / 阅读(181) / 评论(0) 分类 英文语法词汇

BEIJING, Nov. 7 (Xinhuanet) -- A huge asteroid will pass closer to Earth than the moon on Tuesday, but experts say there is no cause for alarm. Asteroid 2005 YU 55 will pass about 300-thousand kilometers from the earth. The giant space rock is about

发表于:2019-02-08 / 阅读(119) / 评论(0) 分类 英语新闻

The U.S. space agency NASA's Mars probe Phoenix has detected icy snow falling through the Martian atmosphere. The spacecraft has also discovered material in the planet's soil that is leading scientists a step closer in their conclusion that life pro

发表于:2019-02-08 / 阅读(107) / 评论(0) 分类 VOA标准英语2008年(十月)
学英语单词
adiabatic gradient
Alben Barkley
Aleppo boils
anti-sliding device
armed state
atmospheric relief valve
auxiliary vertical plane
Back Door Listing
Ban Ton
Banija
bank deposit
batna
bloodlet
butcher cattle
calibercalibre
calyptothecium wightii
carrot snapper
Catarase
chaetoceros diversus
chile hazels
Churutabis
clock system
closed fireroom system
clypeate
command and control station
Cujangan I.
CZB
D-pillars
diced chip
dinner-only
domesticising
double-barrelleds
dysautonomias
effective atomic number rule
ENPV
EQE
falling-off in speed
four-dimensional data assimilation (4dda)
gaser
gitter
gottesman
gustos
hearing of witnesses
hexagon turret
hinged pile
IASPEI
in the hell
industrielles
inherent transparency
Irbitskiy Rayon
isocrystalline
kranners
legroom
liaising
lining piece
lycocerus pubescens
lymphoepithelioma
madetomeasure
major individual investment project
make an offence
makhdoom
makro
MIRU
miscreative
nebrises
oil-drivens
operational cells
pipet(te) stand
proscapular process
puppet play
quota for repair labor
reamer bar
regulation of blood circulation
requisition by pruchase
safeguard mechanism
Sag Sag
sciapod
seal strip
shell gravel
skin absorption
skin dyskeratosis
slsmgr.
sludge barge
snakesheads
sodium metasomatism
software-only
special code selector
static sounding
Strobopinin
subsids
think well of sth
tiger cowries
TM (turbine flow meter)
tortion
Turner, Nat
upper right corner
variance component model
voluntary winding up
Ward Hunt I.
welded diaphragm
Wormwood Scrubs
yao ku wu