音标:[,nɔnkrәmә'sәumәl] ;
a. [生物] 不以染色体遗传特质的

This is scientific American's 60-Second Science, I'm Christopher Intagliata. Got a minute? The yeast Candida albicans ekes out a quiet living in our gut. But its a tough life. It faces acids and enzymes, and the immune system always bullies invaders.

发表于:2018-12-24 / 阅读(324) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science, I am Steve Mirsky,Got a minute? A team of Finnish and American geneticists has found that that, for some people at least, music is in their genes. In what the researchers called the first study of its

发表于:2018-12-24 / 阅读(231) / 评论(0) 分类 Scientific American(六)月

Birth Defects Rise in Former Iraqi Battleground Five-year-old Lujane is one of hundreds of children in Fallujah who have been born since 2004 with severe birth defects. Her father says Lujane suffers from multiple afflictions that Iraqi doctors strug

发表于:2019-01-14 / 阅读(312) / 评论(0) 分类 VOA标准英语2012年(十二月)

CANBERRA, Aug. 17 (Xinhua) -- Australian scientist on Wednesday said his international research team has discovered the trick on how butterfly learn to change its wing pattern to avoid being eaten by birds. The Amazonian butterfly, Heliconius numata,

发表于:2019-02-06 / 阅读(315) / 评论(0) 分类 英语新闻

I want you to imagine two couples 我希望大家设想一下,两对夫妇 in the middle of 1979 在1979年的年中 on the exact same day, at the exact same moment, 在相同的一天,相同的时刻 each conceiving a baby -- okay? 每对怀上了

发表于:2019-02-13 / 阅读(277) / 评论(0) 分类 TED演讲教育篇
学英语单词
a'la
Action in the Carriage of Goods by Road
actuated roller switch
amount of contraction
anemonetrograph
annual audit program
astigmatic dial
autoepitopes
bahrains
Bevins
bilobus
bog brush
check flood level
chiropterophilous
circadian clock
coinage offence
colder than a witch's tit
contragradation
crocodile tear
D.Agr.Sc.
data flow format
dead letter box, dead letter drop
Delta Dagger
digital time modulation
disturbing influence
dixomyces stomonaxi
Dodartia orientalis
doubledome
drink someone down
employs
European main port
expected length of the waiting line
fransisco
frontoparietal operculum
gayama (gaiama)
generic key
give sb the creeps
gleniss
go head to head with
hackily
hognuts
infratemporal space
intensive investment
inter-districts
involutorial antiautomorphism
job-shedding
kilo-electron volts
Kochel am See
kratochvil
laudis
lawyers
level enable flipflop
linearity control circuit
Los Pocitos
manway landing
Marathopoli
Marxian School
mastic cement
mckiernan
memsahib
micrococcus chlorinus
mountain gazelle
moyennes
Ninoshvili
noise amplifier circuit
nonatomistic
nonmarine
nuclear stockpile
peplos
pibesa
Polaskia
potential plotting tank
Potentilla potaninii
precapillary resistance
prelab
projecting staphyloma
pulse-receivers
ratio of grinding media to material
read stop
reed buntings
reimporting
septa intermusculare anterius
setarches guentheri
single-level system
Smithdale
sociometry
sodium p-toluenesulfinate
squaccos
subfascial bursa
support levels
surface deviation
tackle to tackle
telepathising
thirty-sixes
throw something overboard
Toili
treadmillers
Union Beach
valve seat puller
viously
vulcanization-retarder
worse was to come