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
adipokines
ambloplites rupestriss
anika
antidextran
aplasia of membranous labyrinth
balcis grandis
basic data exchange
bellows-type pneumatic suspension
beslather
Biorvisal
bring out the truth
calculating formula
christelle
cold-rolled forming section
critical wavelength
Dark Portal
Defense Switched Network
dimethyl phenyl carbamate
dissonancy
enteropathy
equatorial waveguide
erotographomania
error of closure of horizon
esuriently
extratellurian, extratelluric
fat-soluble
flask-like sense organ
german nazis
gougancai
halifax
haulages
hollow drill
inword
itwa
KW-1062
Lanczos algorithm
LDLT
Lepidodendrales
likie
lone-parent
loosening(loosen up) water
lower distribution plate
loyal toasts
Majorana field
markewitz
mean of a fuzzy event
model fidelity
monsoon bucket
multiple leukocytic sarcomas
nasioalveolar
nit-pickings
nonrabbinic
nulliplex
obsession
oil-bearing stratum
Peano error representation
pereq
photoelectric detector head
physical exercise therapy
physical limit
pilot cut-off
Poiseuille's law
Pollitt
popovac
precision measurement
principal period of calorimetric test
proboscoid
pyrola rotundifolia americanas
raw type
red-clay square floor tile
refocuss
relative colour
rest-cure
restricted chi-squared test
S.T.U.
saint brunoes
Saint-Amour
Sanicula serrata
sexercise
signless integers
skiascopes
slab milling machine
soft driver
sound distribution measurement
speed telegraph
spenglers
spoken chinese
stintings
tail-plane
Tamarix hohenackeri
tempour
tessellas
theory-dependence
therequirement
toxic myocarditis
trip rate
Trzebnica
universal couplings with sealed bearing
variational sensitivity
void width
Wallach, Otto
yeh