音标:['tetrәtri:m] ;
具四萌发孔

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(173) / 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(152) / 评论(0) 分类 医务英语

Extreme 成立于己于1986年,阵容是 Nuno Bettencourt, Gray Cherone(vocals), Patrick Badger (bass), Paul Geary (drums)。乐队于1989年推出了首张同名专辑。当时的乐迷们似乎更愿意看到他们心中的偶像在电视中口

发表于:2019-01-10 / 阅读(165) / 评论(0) 分类 音乐天堂

AS IT IS 2014-05-12 Music You Wont Hear Anywhere Else Hello, and welcome to As It Is from VOA Learning English! Im Christopher Cruise in Washington. Today on the program we will hear music from one of the oldest neighborhoods in New Orleans, Louisian

发表于:2019-01-12 / 阅读(133) / 评论(0) 分类 2014年VOA慢速英语(五)月

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(182) / 评论(0) 分类 万物简史
学英语单词
3-ethylpyridine
actinide oxyfluoride
anticlastic surface
aromatical
as-cast-finish concrete
Atherigona biseta Karl
automobile parking space
basal hypnotics
beam steering
begonia chitoensis
butane-propane gas
Cantabrigians
capture region
carbon bar furnace
ceti (communication with extra-terrestrial intelligence)
chemopallidothalamectomy
civilizacin
colo(u)r base
community languages
conforture
contacted
copy choice hypothesis
copy-protection software
Corydalis helodes
course meter
diaminocarboxylic acid
disastrous wave
dithio-salicylic acid
domestic fresh water
draught load
dumb millions
eriospathus
FDS (fast-access disc system)
feature creature
feed on the fruits of others' labor
film-a-search
formula of changing bases
Gilbertese
GPM,gpm,g.p.m.
groundwave
have blood worth bottling
health manpower education
Heliciopsis
hidden axis
high frequency broadcast station
importation of timber
inaugurators
kollerdormfix
liquid brush rectifier
loew(e)ite
macerating
macrodactyl
Madrid Stock Exchange
mass-destruction
Mezolin
niche sign
no par value stock
North Auckland Pen.
nucleoside kinase
ocean floor
over-all performance
Pabloism
parthenocissus thomsonii (laws.) planch
phenyloxamic acid
phloroglucinol phthalein
piston pneumatic drill
pit prop
pneumatotherapy
polarized dipole magnetization
polaroid sector
polisography
preaid asset
pregestation
prepattern template matching
Racza Wielka (Vel'ka Rača)
regularising
repentive
rice cropping
rotular
sepsine
sereine
sickl-shapedknife
simoniac
snowfolk
southern limit of eclipse
sport activities
spring-steel holder
squeezed middle
teinoscope
throwing lever
ungranulated
United States Law of State Immunity
upper critical Mach number
valve stem penetration
vegetable seed
visual retention
warehouse expense
weirton
yollow leaf blotch
yttrobetafite-(Y)
zonal harmonic