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
学英语单词
accumulated water
aircraft role equipment
ancillary jack
arboricities
aspartic acid (asp or d)
at a cost of
barrier reef lagoon coast
besikta
Carraroe
celciuss
chancel organ
chien ch'i tui
claw at
coloring agents
column water
comata
communication matrix
cops and robbers,cops-and-robbers
creatonotos gangis
culverfoot
cypraea vitellus
devons
diamond anniversaries
diplocoria
domain name server spoofing
drift correction
drying bulb
fish shackle
flame retarded resin
fly into a fury
Freudenberg's lignin
funnel shaped pelvis
fusarium lateritium mori
Gelao
glucazidone
graphite moderated reactor
gymnoblastea
hamminess
Hoffman, Malvina
hygroscopic mechanism
independent bilge pump
intermediate pass sorting
international bidding
Itatiba do Sul
jeonse
job progress report
Karonie
key logger
lighting switch handle
location of mountain line
luminosity curve
magnetic annealing
medicinalis
meta-commentary
myriocarpus
Narakia
non-excludability
Nosoma
of diffusion index
of free gift
olefinic hydrocarbons
owner's mark
oxtering
panegyricks
particulate filled polymer composite
pedaile
people-dancing
pollution load
polymaltose
railroad engineers
ranging line
return fire
ring and brushes
rubicundas
s-xl
sabellarid
sand in teeter
satin plain mixed
sesquihydrates
ship chandlery firm
simple surge tank
slag-free
slip-knot
sludge sampling
starchwort
stone block pavement
strawberry bush
sub-groupings
sublimatography
sweet pepper plants
sym.-diphenylurea
Tavistock
threshold operator
tide indicator
Trisurix
trojan code
uncorks
unrefuted
unridable
Weillen
whiteglowing
Xambrê, R.