[脊椎] 脊椎动物胚胎学

Magnifying glass, calipers, teeny tiny tape measure, these are the weapons with which researchers are fighting it out to find the world's smallest frog. One team just announced the discovery of the unaverage 7.7 millimeter p* which can sit comfortabl

发表于:2018-12-24 / 阅读(114) / 评论(0) 分类 Scientific American(一)月

By human standards, a few vertebrate species have incredible longevity. Some tortoises live for nearly 200 years. Bowhead whales can live even a decade or two longer. But now theres a new champion: the Greenland sharkwhich conservative estimates have

发表于:2019-01-20 / 阅读(122) / 评论(0) 分类 2016年Scientific American(八)月

Idiom: On your high horse 非常固执,傲慢,自以为是 Hit the book: illuninate 照亮 organism 生物,微生物 reside 居住 sea cucumber 海参 vertebrate 脊椎动物 dissolve 能融化 adaptation 适应 fundamental 最基本的,最根本

发表于:2019-01-22 / 阅读(161) / 评论(0) 分类 趣味青春英语

BEIJING, Sept. 14 (Xinhuanet) -- Scientists had discovered the fossils of a new species of ancient carnivorous fish, National Geographic reported Monday. The newly-found ancient fish, Laccognathus embryi, is a 1.8-meter-long predator, which was waiti

发表于:2019-02-18 / 阅读(232) / 评论(0) 分类 英语新闻

Is this a defect,or are the authors working out of,or trying to forge,a different kind of aesthetic? (3) 这究竟是一种缺陷呢,还是这些作者想要按照一种与众不同的美学体系进行创作,抑或是在试图创立一种与众不

发表于:2019-02-20 / 阅读(94) / 评论(0) 分类 GRE英语
学英语单词
-wheeler
acid-base imbalance
alkylsulfate
allomorphs
anti-flicker blade(s)
articulationes subtalaris
auto-da-f
Barren I.
bedehouses
bigdigits
biological sample chamber
buy on a large scale
CDSP
chronic interstital hepatits
cie 1976 l0 u0 v0 colour difference
cochieae sinuses
compilation activity memory requirement
debentured
Des Plaines
dig yourself into a hole
dispart sight
dye penetrant inspection
electro-hydraulic servomechanism
electron sharing
ethylcarbanilid
exchange words
expletement
filament-like
fling away a sprat to catch a mackerel
furring (incrustation scale)
Gateway Arch
genitovesical fissure
genus Ovibos
gets laid
graphic anode
Happy Christmases
have a good grasp of
head-off
homogeneoustopology
inductance strain gage
inequalities between means
inter-modal coupler
irming
it seems like only yesterday
jezreels
jobina
jumboising
juncal
kelyphitic(celyphitic)structure
light force fit
manganese oxyhydroxide
manufacturing milling machine
marine insurance action
market segments
mobile layer
monoenergetic cross section
multiroll mill
net buy
on-line searching
open up new horizons for
ophiernuss
optional route selection
orls
paraclete
partial section core hole
perfect neutrality
pleurostea
pouring gate
pre-investment activity
protect bit
Pulsatilla sinensis Reg.
pulse servosystem
quasi-cleavage crack
ragging roll
rebonding
robotry
Shepherd of Hermas
short bills
silicate ceramics
sntadard heat of formation
solenoid-actuated sampling valve
solid scanning width meter
solva nigricoxis
Speke's gazelle
spread mooring
square-faced
stabile
standby
stoneware shapes
sureste
suttle
Tavagnacco
territorial division
total blood volume
triple-frequency coreless furnace
tucked-in
user defined menu
valicot
Velikaya
word memory
writedir
y chromaticity diagram