拟四跗类
n. pl. A division of beetles having the fifth tarsal
joint minute and obscure, so that there appear to be but four joints.

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(203) / 评论(0) 分类 Scientific American(一)月

Forcing Electrons into Superconducting Line In a study in the journal Nature researchers created a pseudo gap, in which electrons in superconducting materials line up just before flowing resistance-free. Sonya Buyting reports Imagine a world with lev

发表于:2019-01-02 / 阅读(300) / 评论(0) 分类 60秒科学

d-Pinoresinoldi-O-b-glucopyranoside 松脂酚双吡喃葡萄糖甙 d-Pinoresinol d-松脂素 Piperitone 胡椒酮 Plantaginin 车前甙 Platycodin A, C, D 桔梗皂甙A,C,D Podophyllotoxin 鬼臼毒

发表于:2019-01-03 / 阅读(236) / 评论(0) 分类 医务英语

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(183) / 评论(0) 分类 医务英语

假的,都是假的,真的我一定不会是这样的成绩的。 fake adj. 假的;冒充的 n. 仿造品;冒充者;骗子 v. 伪造;捏造;冒充;假装;欺骗 Im sure that I take a fake examination. 我确定我考了一个假试。 sham adj. 虚

发表于:2019-01-03 / 阅读(215) / 评论(0) 分类 英文语法词汇

Guntanamera, guajira Guantanamera Guntanamera, guajira Guantanamera Guntanamera, guajira Guantanamera Guntanamera, guajira Guantanamera Yo soy un hombre sincero, De donde crece la palma, Yo soy un hombre sincero, De donde crece la palma, Y antes de

发表于:2019-01-03 / 阅读(230) / 评论(0) 分类 珍藏经典老歌

By Phil Mercer Sydney 21 September 2009 Rehearsals are underway for Australia's first indigenous opera. Pecan Summer tells the story of a historic Aboriginal protest in the late 1930s. Over the years Aboriginal performers have been drawn to rock mus

发表于:2019-01-13 / 阅读(183) / 评论(0) 分类 VOA标准英语2009年(九月)

经典歌曲-关塔那美拉guantanamera - the sandpipers Guntanamera, guajira Guantanamera Guntanamera, guajira Guantanamera Guntanamera, guajira Guantanamera Guntanamera, guajira Guantanamera Yo soy un hombre sincero, De donde crece la palma, Yo so

发表于:2019-02-03 / 阅读(205) / 评论(0) 分类 经典英文歌曲

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(211) / 评论(0) 分类 万物简史

Topic 1-Scarce Students in Rural Schools There is a primary school that only has one student in Wuzhai County of Shanxi Province. It is not a school for the super rich, but rather a rural school in remote areas. In fact, we are seeing more schools li

发表于:2019-02-22 / 阅读(243) / 评论(0) 分类 英语角-圆桌会议
学英语单词
acid-resistant paper
active diffusion space
aphidiids
atches
auxopathy
balance of steam
banded iron ore
BISCG
Bockum-Hovel
branch split
broad way
cal-osha
call to someone's feet
Charcoal Tin Plate
clapper type relay
courcheval
crystal structure determination
data provider
delthyrium
denworth
display card
eduard buchners
Eicken's method
eizenstadt
electric discontinuous furnace
error information
everbloomers
evil-willy
eyesplice
ferus
finance capitalism
furoxan
glaciofluvial drift
grants aided bodies expenditure
ham sandwiches
hasheeshin
heavy fuel oil
honeycomb core plywood
impracticalness
inter-uterine
Kmart realism
kneecap
law-officer
lipcolour
liquid nitrogen loading and topping vehicle
lka
log drive
logical sum gate
lymphosarcoma cutis
magnetic tape file check
Mesha
minnesotas
Mountain Home Air Force Base
MS (moisture separator)
multiminicore
Mussaenda elliptica
nce Burnu
nine-point
nonrestrictivist
oven glove
pairing energy
para-tertiary butyl phenol phenolic resin
peerlessness
PEFCO
pentaerythritol phosphite
posy-ring
prego rolls
progression plastic yield
protovirus theory
PRP20
quarter-page
reflex copy
resultant matrix
roast veals
Rottenburg an der Laaber
Sabina recurva
salad days
scheelitine
shrink-fitted shell
signal quality detection
solanum rostratums
solid solution with twinning
sororizes
specific mortality
spectrum of variation
SSID broadcast
stamp coupling
stock pigeon
street children
subinfuse-port
synchronous area of yield
Taney Seamounts
testis convoluted tubule
text editor system
trochoblast
tumor progression
Tyformin
urban green space system
Vaudémont
wolfers
wooden square
zero homomorphism