四乙硅;四乙硅烷

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

By Shally Zomorodi Los Angeles, CA 01 February 2007 watch Mozane report The two members of the pop duo Mozane have been working together for just five years, but have known each other for their entire lives. VOA's Shally Zomorodi reports the group's

发表于:2019-01-07 / 阅读(128) / 评论(0) 分类 2007年VOA标准英语(二月)

5人 Actors: Tavern Keepe:(男主角) Young Man Keeper's Wife(女主角) Young Man Old Man Summary: Once upon a time, there was a tavern. Travelers and hunters would exchange silver ingots for copper coins and eat some food there. The tavern keeper a

发表于:2019-01-08 / 阅读(116) / 评论(0) 分类 英文剧本

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(70) / 评论(0) 分类 万物简史

If you were going to a restaurant and wanted a healthier option, 如果你去饭店,你想吃得健康一点, which would you choose, grilled or fried chicken? 你会选择哪种食品呢,烤鸡还是炸鸡? Now most people would answer grill

发表于:2019-02-21 / 阅读(68) / 评论(0) 分类 TED演讲教育篇
学英语单词
acceleration-controlled system
Affton
alkalinizes
asporulate bacteria
astroturves
barrel capacity
basic variables
basidiobolus haptosporus
be taken aback
bismuth beta-naphtholate
black chicken and white phoenix pill
boron-magnesia fertilizer
bucket brigade device
bugdet plan
Būr Sūdān
Canaro
Castanopsis delavayi
ceylanite (pleonaste)
class two national enterprises
clean bowl
cochain homotopy
Congregational Christian Church
coursed rubble masonry
darawshe
date of large corrections
diesel generator breaker
diffusive excursion
distributed hash table
dune-slack
effective utilization of funds
ethylurethan
exocytotoxic
fibrid
First State
furfurous
fusable read-only memory
ganale dorya (genale wenz)
genus Hernaria
Geogia holly
getting it in
give advice to
graviers
grouted masonry
Harding grass
heald frame
heat room
Herzberg's tests
intermediate groundwater
kjeks
large plaque parapsoriasis
limejuice
maritime transport statistics
merese
monazite- (la)
necrotizing factors
New Jerseyans
non-septate
olhnen
Osipenko
palpator
pantisocratists
PASCAL construction
percentage grading
phytophile
piroplasma n.
princess pine
protection facility
pylorus
radio-active contamination
re-examining
restored nonevent
rhinocauthectomy
rickenbach
ropinirole
round plane mirror
Salmonella gatuni
savoirs
scratch dinner
seismic station array
sestra
shelf-margin systems tract
signed magnitude computer
single output system
sounding lead
stagnant hypoxemia
stercobilinogen
subtractible
take bail
target's radar log
Tarka, Vallée de
tetrahedral packing
thermal expansibility
third-degree price discrimination
throttling adjustment
topographical disjunction
trnsaction record header
tryptase
ulugan
unabsorbed expenses
underpromises
white marriages
xenic