保护色

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Some people are worried that the more we learn about genetics, the closer well get to a day when we can choose all sorts of characteristics for our bab

发表于:2018-12-24 / 阅读(85) / 评论(0) 分类 Scientific American(三)月

But I want to jump up to shallow water now and look at some creatures that are positively amazing. 不过我现在还是想说说浅水里的世界,来看看那些神奇的生物。 Cephalopods -- head-foots. As a kid I knew them as calamari, mostl

发表于:2019-01-18 / 阅读(68) / 评论(0) 分类 TED演讲教育篇
学英语单词
AACPR
account to receive
adrenergics
air pulse gauge
Ane-jima
anpioderm
anti-spyware software
asbestos cement
astronaut safety bunker
bell-operated pressure sensing unit
Blanca, I.
Bramley Fall stone
Brocard point
buyat
cephaloradiograph
China Bowl
colonised
confining
critical phenomenon
cymbidiums
data-processor
definition of production rules
dermatitis repens
devicenet
didley bow
douche-nozzle
Eferon
elementary-aged
Elkstone
everyone
finger-dry
flat-belt
gentler
hangin' brains
hard-boiling
hypusination
impreciseness
input command file
It's one thing to flourish and another to fight.
jairzinho
junior featherweight
laticauda
lemvo
Linsenkupfer
lock blade
loose tube
low water alarm
maera
marker sense
matching sub-file
mechanical geometry
microechinate
milk freezing point test
monophthongizes
multidisabled
multiple-disc clutch
mycoamoeba
negative electrotropism
oiled can
olive-greens
one-volume
Ougney
perforated-tray tower
perigonial
PHK
pinon nut
Platanus acerifolia
Pomorskie, Województwo
potassium-sparing
power storage capacity
precedente
quinquefasciatus
quinquinvirate
recommended maximum size
reglet
result cache
retroactive application
reyns
rip sb off
saliferous
second-line (degree) price discrimination
sex-texted
sodium trichloroacetate
stage separation factor
standard Gibbs free energy
stothele
sweat house
swivelled
symblepharis helicophylla mont
Tahpenes
tankman
thaus
thermal conductivity bond
threadle
throw the baby out with the bath
tie rod for pipe
toulouse
track floppy-disk
Treillières
Viana de Cega
wing-pattern
wrp