音标:[tetrə'dæktɪl] ;
[医]四指(趾)的, 四指的; 四指畸形
a. Tetradactylous.

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(236) / 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(224) / 评论(0) 分类 医务英语

Science and technology 科学与技术 Splay-footed, not flat-footed 不是扁平足而是八字足 A new fossil shows that evolution does not always mean change 新发现的化石显示,进化并不总意味着变化 Palaeontology 古生物学 The

发表于:2019-01-26 / 阅读(224) / 评论(0) 分类 经济学人科技系列

Science and Technology Palaeontology Splay-footed, not flat-footed 科技 古生物学 八字足,而非平足 A new fossil shows that evolution does not always mean change 一个新的化石表明:进化并不总是意味着改变 WHEN a coelacan

发表于:2019-01-26 / 阅读(239) / 评论(0) 分类 经济学人科技系列

Science and Technology Palaeontology Splay-footed, not flat-footed 科技 古生物学 不是扁平足而是八字足 A new fossil shows that evolution does not always mean change 新发现的化石显示,进化并不总意味着变化 WHEN a coela

发表于:2019-01-26 / 阅读(227) / 评论(0) 分类 经济学人科技系列

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(250) / 评论(0) 分类 万物简史
学英语单词
access programme
actabilities
additive colour printing system
all saints' day
ammonia leak test
anemotrophy
anopridine
areciboes
armington
bastard fallow
be too big for one's boots
Beramanja
Biankouma, Dép.de
binding arbitration
blocking plan
bullpen
cardinal's hat
ceils
Chateh
composite prescription
computerized tomographic simulator
Con. & L.
cotton-mills
Croker, C.
daypacks
diazepam amnesia
die caste
different groups
doebbler
element cylinder
elevating gear (mechanism)
epicentral region
Euonymus pallidifolius
expert shell
face up
false triggering
foldases
FRAD
free alongside vessel
fu ni shang tui
Gillen, L.
glovers suture
hand-foot-mouth disease
head of glass
HNPF
hobnobber
hypnan
imaginary part
immediate extended
inverted pleated skirt
Jay Treaty
know sth by heart
Leishmania tropica
lipolin
lithium mica
local inflationary pressure
main inlet control valve
midsection
mill-head ore
mischief-making
mouse nest
nonfrigid
Oefelein's sign
Onopordum leptolepis
orate
ordinal type
Oregon State University
palytoxins
parent lattice
per word
Provisions for the Management of Public Order of Port
quantitative evaluation
random isolation method
Rarotongan
red lead gun
right hepatic veins
samarium iron garnet
satellite business
semicrystalline texture
sentre
sharp beam
skew running mark
source data structure
stereomonoscope
Strontium-87m
sunken stream
suppress inflation
tax payment by self assessment
through hap
top of flood
track protection
turtlegraphics
under motivation
v. mediana cephalica
versatility index
virtual blastopore
well-made play
wool degras
Zapadnyy Tannu-Ola, Khrebet
zero one infinity rule
zone purified metal