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
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a-c receiver
Abelia dielsii
adjacent channel attenuation
aquitard
army-green
be fully alive to
be out to do
bludau
Boell
bukk-
bulbar tract
Cannadian Network
chain-drivens
Chesterton
chip off-falling
coal scuttles
coding from
color TV magnet exterminator
cross cultural consumer research
Daphne genkwa poisoning
discounted cash flow method
dollar defense
dry laminating machine
dynamic caching
economic plant
Eognathodus
expression containing conditions
fabricated bar
field survival
fracture of cartilage
fval
genus Hexagrammos
georgious
get sth. right
give sb a hand
glenburns
Great Hockham
hallado
heat-shock puff
hepaticojejunostomy
homodyne mixer
instrument symbols
intercarrier sound receiver
kalaikunda
Kilnsea
Kstovo
Ligamentum mediale
linches
micronesians
Minehama
multiple product cost system
mutual exemption of visa
Nagualism
natatorial bird
Nitraspira
nonprismatic bar
normal polar contact
normal type
nucleosomal
Nunyani
obturator groove
paceline
paleoceanographer
para-methoxybenzoic acid
Penzing
percentage of reduction
pertusions
pin-tucked
plate of distributor
political convention
political protection
polysyndetic
privateerism
probability curve
pseudocommunity
quarter sawing
salebrous
scoulerite
scroll output
self-angling discs
selling points
shell nuclear model
shock vulneralis
spoken words
sprach
statutory public welfare fund
Stinga Nistrului
strong connection
substandard goods
supercompact
taenifugal
talked down to
terrestrial magnetic disturbance
thin-disk population
through transportation of land and water
tool up
tus
under-priced
vacanti
viscous-damped arm
Warminster Beds
Zederhaus