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
alameno
all-actions
antipodagric
aquareovirus landlocked salmon virus
area of efflux
asparagoides
back-up storage
biffed
bleeding profusely
cannartus prismaticus
cheer sb to the echo
Chingiacanthus
chivied
chopper motor
Chungjeongno
clarences
collinearly
crookneck squashes
deep focus eathquake
deyship
discouragement
distortions
Divine Word Missionary
dow metal
drop a a few lines
dumpit
easter days
eigensheaf
EMF gain
esophagomycosis
ethyleneimine
exist voice model
faired contour balance
feeda
felty
fidicen
flat-topped wake
Ganle
gaseous pulse
goodliheads
helminthosporium marantae
herpestes ichneumons
instrumental theory
insulation to falls
ITLC/SA
jaw gauge
juxtamembrane
laser intersatellite communication
lattice mode
little golden zinnias
local-ergodic theorem
manual feedback
Medola
melo melo
melt pigmentation
mental patient
Musculus transversus nuchae
neutron backscatter
nine-sided
nivara
noise supperssion control
non-register controlling selection
nonspinning
nucleus nervi glossopharyngei
of pus
ommastrephids
online political activism
orthopoxvirus rabbitpox
outcaster
policying
postmastoid
precision self-locking drill chuck
privileged supplier
rail component
rami renalis
real-time garbage collection
recoverable part
recuperation
regional snowline
results of inspection
retrociliary
rocky mountain bighorns
sibidsibiran
sinking drawing
small debts court
stifle-burn
subumbrellas
suface temperature
talarias
tectonic troughs
the First World War
thrombokinesis
timing verifier
toast to
transcendental surface
two crystal spectrum
uncollars
urosauruss
valedictoran
Victa
vulpiner