音标:[,tetrә,kɔtәmә'sʌlkeit] ;
具四歧槽

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(71) / 评论(0) 分类 Scientific American(一)月

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(60) / 评论(0) 分类 医务英语

MARY LOUISE KELLY, HOST: We're going to hear now about the two sides of life in the Iraqi city of Mosul. It has been three months since ISIS was forced out of the city. The fighting reduced one side, the west, to ruins. The eastern side of Mosul, tho

发表于:2019-01-16 / 阅读(78) / 评论(0) 分类 2017年NPR美国国家公共电台9月

Terrorists stepped up their attacks inside Iraq Monday, setting off explosions in Baghdad and Mosul that killed at least 33 people. Edward Yeranian has more on the latest violence in this report from Cairo. Iraqi security personnel secure the site o

发表于:2019-02-02 / 阅读(37) / 评论(0) 分类 VOA标准英语2008年(十二月)

Officials from Iraq's Interior Ministry have said that security forces have launched a fresh advance against ISIL in several southeastern districts of Mosul. Fighting in the city stalled about a month ago but authorities say forces are now advancing

发表于:2019-02-05 / 阅读(211) / 评论(0) 分类 cctv9英语新闻2017年

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(71) / 评论(0) 分类 万物简史
学英语单词
ABO incompatibility
abplanalp
activated carbons
actual man-days at work
Africanistic
apple-crook
armature core disk
ars-poetica
artery of the labyrinth
ascochyta brassicae-junceae
attendance reporting
automatic telephone trunk network
averify
binding platform
blow my top
breviss
Browne correction
buy-and-hold
camp down
carrier's statement
circumscribed precancerous melanosis
Clearmont
clinical roentgenology
colorimetrist
compositional heterogeneity
conveyer reverse lever
crops up
deep sensation
defamate
detachest
differentiable embedding
double boils
doublegangers
dual-polarized antenna
edlins
Eusdatine
falser
forks
furlan
go the rounds
Haddon Corner
hamburger icons
heptadecamer
house bee
hydraulic coal mining
indicatrix ellipse
inheritance tax paid in kind
Jasminum floridum
kalas
Koksong
Koutakroukrou
latency periods
log periodic antenna
mantineas
mesospermalege
miss the connection
moonsuit
multi-purpose engineering system
muscae hispanicae
nanosom(i)a
neonesidea maneuyanga
nonasynchronous
normal discharge curve
NRTI
pararealgar
phenogam
polydiphenyl ether plastics
powder fine for dyeing
propinquate
puckhandlers
Pulsatilla campanella
quaternary alloy
quick-adjusting nut
Radix Hemsleyae
recoil nuclei
relativistic masses
reversed matching
run off the rails
shorter oar scull
sight vocabulary
skylight quadrant
snorkel divings
soap-subs method
society life
spherical representation of a surface
St-Chaptes
Teresa Cristina
thalassothermal energy
thermionic amplifier
these two days
threephase asynchronous motor
tittuppy
towing line
trellis dune
Ts'e'āda
turn on the main
tzarists
ultrasparcs
varicellazoster virus
well-oared
yanchiatun series
zinc protoporphyrin