时间:2019-02-20 作者:英语课 分类:留美老师带你每日说英文


英语课

 In 2007, scientists compared height and DNA 1 between more than 11,000 pairs of siblings 3 and found that, across humans, 86% of height's variation can be explained by genetics. As traits go, this is very high; for comparison, genetics only explains about 26% of left-handedness.

在2007年时,科学家将11000多对手足的身高与DNA进行比较,结果发现:整体看来,人类86%的身高变化可以用基因来解释。以基因对人类特征的影响性来看,这个比例算是相当高的;相较之下,左撇子就只有约26%是跟基因有关。


学习重点:


1.compare 比较,对照

compare (v.) 比较,对照

contrast (v.) 形成对照


2.pair 一对,一双

pair (n.) 一对,一双

pair (v.) 使成对


3.sibling 2 兄弟姊妹

sibling (n.) 兄弟姊妹


4.variation 变化;变动

variation (n.) 变化;变动

various (adj.) 不同的;各种各样的


5.genetics 遗传学

genetics (n.) 遗传学


 


6.trait 特征,特点

trait (n.) 特征,特点



(缩)deoxyribonucleic acid 脱氧核糖核酸
  • DNA is stored in the nucleus of a cell.脱氧核糖核酸储存于细胞的细胞核里。
  • Gene mutations are alterations in the DNA code.基因突变是指DNA密码的改变。
n.同胞手足(指兄、弟、姐或妹)
  • Many of us hate living in the shadows of a more successful sibling.我们很多人都讨厌活在更为成功的手足的阴影下。
  • Sibling ravalry has been common in this family.这个家里,兄弟姊妹之间的矛盾很平常。
n.兄弟,姐妹( sibling的名词复数 )
  • A triplet sleeps amongst its two siblings. 一个三胞胎睡在其两个同胞之间。 来自《简明英汉词典》
  • She has no way of tracking the donor or her half-siblings down. 她没办法找到那个捐精者或她的兄弟姐妹。 来自时文部分
标签: 口语
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Abū Nuwwārah
activize
atomizing apparatus
bear a spleen against sb
beat hell out of
beau garson
Bezenjan
bird-foot violet
bitten by animal and insect
boeing applied computing service
Braughing
chimney-stack
China, Tg.
circulating current
cogpu
college board science achievement test
compact surface
companies act
convergent-divergent nozzle
daedals
dermatitisskiagraphica
didymopetalus
displacive crystallization
dottle
downcases
duplex printing
EAJA
echinococcoses
edge stepping
employment aptitude survey
end bunker refrigerated rail-car
felt finish
fernando i
food production
four-stroke engine
gandolph
gate change-over valve
George S. Kaufman
good for anything
hanafizes
hereditaty instruction
housing problem
hypersurface trend analysis
intercooled diesel engine
international bank
intersomnial
jaundices
jaw drops
land-holder
Langstroth hive
lilacky
lion-like
load(ing) resistor
manor
model of gear
modells
natural rate of increase
nauticus
neon(element)
non-equilateral mine
non-sequence
one quarter
pandemy
paraplegia flaccid
PCM transmission line
perparin
phaseable mark
phlebia formosana
plane-wave decomposition
preaid rent income
prefecturals
pressure vacuum vent valve
pseudocnus echinatus
quality-assured
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restructuring algorithm
separably generated
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short-range nuclear force
should have done
signalling engineering
sikeston
spatial filtering method
starting platform
stochastic system modeling
study-specific
substrate loss
subsystem index
sudoriparous glands
talk ear off
the brain and nervous system
trade upon
trainees
tremendous pressure
tribologies
triumphalist
tuyu
waste substance
weak axiom of profit maximization (wapm)
what's-her-face
with age
Wyville-Thomson, Mt.