分子进化中性学说

In science, a theory is a reasonable explanation of observed events that are related. A theory often involves an imaginary model that helps scientists picture the way an observed event could be produc

发表于:2018-12-01 / 阅读(245) / 评论(0) 分类 新东方现代文背诵篇章

February the 12th is Darwin Day. It is to celebrate the anniversary of the birth of Charles Darwin on February 12, 1809 and his life as a scientist. This day also aims to encourage children to get into science. Darwin was one of the worlds greatest s

发表于:2018-12-04 / 阅读(153) / 评论(0) 分类 英语课程学习计划和讲义

In science, a theory is a reasonable explanation of observed events that are related. A theory often involves an imaginary model that helps scientists picture the way an observed event could be produced. A good example of this is found in the kinetic

发表于:2018-12-04 / 阅读(136) / 评论(0) 分类 考研背诵50篇

The Dover Area School District in Pennsylvania is being sued by a group of parents after it added intelligent design to the curriculum presented to high school biology students. Intelligent design, the parents argue, is false science. It is simply a

发表于:2018-12-06 / 阅读(122) / 评论(0) 分类 原版英文小故事

VOICE ONE: I'm Steve Ember. VOICE TWO: Charles Darwin And I'm Barbara Klein with EXPLORATIONS in VOA Special English. This month is the two hundredth anniversary of the birth of one of the most influential thinkers in science history. Charles Darwin

发表于:2018-12-07 / 阅读(233) / 评论(0) 分类 VOA慢速英语2009年(二)月

27. Scientific Theories In science, a theory is a reasonable explanation of observed events that are related. A theory often involves an imaginary model that helps scientists picture the way an observed event could be produced. A good example of thi

发表于:2018-12-08 / 阅读(474) / 评论(0) 分类 新概念优美背诵短文50篇

In science, a theory is a reasonable explanation of observed events that are related. A theory often involves an imaginary model that helps scientists picture the way an observed event could be produc

发表于:2018-12-15 / 阅读(262) / 评论(0) 分类 新东方背诵文选

This smells of cut grass. Now, this is the skeleton of the molecule. 它闻起来就像割下来青草。这就是分子的骨架。 If you dress it up with atoms, hydrogen atoms -- that's what it looks like when you have it on your computer -- but a

发表于:2018-12-19 / 阅读(133) / 评论(0) 分类 TED演讲教育篇

February the 12th is Darwin Day. It is to celebrate the anniversary of the birth of Charles Darwin on February 12, 1809 and his life as a scientist. This day also aims to encourage children to get into science. Darwin was one of the worlds greatest s

发表于:2018-12-29 / 阅读(169) / 评论(0) 分类 世界节假日博览

25.Meanwhile, many settlers had slighter religious commitments than Danes, as one clergyman learned in confronting folk along the coast who mocked that they had not come to the New world for religion. 【分析】多重复合句。主干是many settl

发表于:2018-12-30 / 阅读(110) / 评论(0) 分类 考研英语长难句讲解

26. Coinciding with the ground breaking theory of biological evolution proposed by British naturalist Charles Darwin in the 1860s, British social philosopher Herbert Spencer put forward his own theory of biological and cultural evolution. 【分析】简

发表于:2018-12-30 / 阅读(195) / 评论(0) 分类 考研英语长难句讲解

Americans, Briton Win Nobel Chemistry Prize for Directed Evolution Two Americans and one Briton have won the 2018 Nobel Prize for Chemistry for developing new processes used to create drugs, chemicals and biofuels. Frances Arnold of the California In

发表于:2019-01-03 / 阅读(169) / 评论(0) 分类 2018年VOA慢速英语(十)月

Darwin Under Attack In US Science Classroom 美国自然科学课堂抨击达尔文进化论 The USconstitution guarantees separation of church and state. This means among other things that religious

发表于:2019-01-03 / 阅读(165) / 评论(0) 分类 VOA2005(上)--环境科学探索

SCIENCE IN THE NEWS - Evolution and Intelligent Design By Jill Moss Broadcast: Tuesday, March 15, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Sarah Long. VOICE TWO

发表于:2019-01-04 / 阅读(170) / 评论(0) 分类 科技之光

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Doug Johnson. November twenty-fourth marked the one hundred fiftieth anniversary of one of the most influential books ever written. Naturalist Charles

发表于:2019-01-11 / 阅读(284) / 评论(0) 分类 VOA慢速英语2009年(十二)月

In Tom Wolfe's 'Kingdom,' Speech Is The One Weird Trick play pause stop mute unmute max volume 00:0005:06repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin.

发表于:2019-01-17 / 阅读(179) / 评论(0) 分类 2016年NPR美国国家公共电台8月

In general when we refer to a theory we mean something that's not proven yet. In science it's different, as Yael and Don discuss in this Moment of Science. Y: Today, on A Moment of Science, we clear up the difference between a scientific theory and a

发表于:2019-01-22 / 阅读(159) / 评论(0) 分类 英语时差8,16

Better Living through Evolution: Nobel Prize in Chemistry This years prize is harnessing the power of evolution. The Royal Swedish Academy of Sciences has decided to award the 2018 Nobel Prize in Chemistry with one half to Frances H. Arnold for the d

发表于:2019-02-14 / 阅读(152) / 评论(0) 分类 2018年科学美国人10月

5. He did a research of the Darwin's theory of evolution. 他对达尔文的进化论做了研究。 还能这样说: He engaged in researching in Darwin's theory of evolution. He researched in Darwin's theory of evolution. 应用解析: academic

发表于:2019-02-22 / 阅读(131) / 评论(0) 分类 情景会话口袋书人际篇

Scientific Theories In science, a theory is a reasonable explanation of observed events that are related. A theory often involves an imaginary model that helps scientists picture the way an observed event could be produced. A good example of this is

发表于:2019-02-25 / 阅读(138) / 评论(0) 分类 双语有声阅读
学英语单词
advisory speed
alamode beef
ammonium benzoate
artificial joint
as occasion offers
bearer policy
black paternoster
buddy benches
buddy wrapping
cast iron share
cathode capacitance
chacune
chondrousia
comedic
comunale
cottocomephorid
covalent net-work solid
crystallized
Culex mimeticus
cut off low
dependents' livelihood subsidy
digital altimeter
dotted leaf
end point temperature
family of continuous mappings
fasciculi corporis restiformis
Flickingeria calocephala
Furancungo
gash lead
harbour basin
Heighington
hiwar
holding braking
homokaryon
hopsacks
hounded out
i-wope
impressionability
initial reserves
inspection of form and bearing
intermediate developed country
ischemic
Jewified
kiladar
lacke
laural
Leiferde
lock application memory
Maclicine
magnetic cup
marginalizes
maximum propulsive efficiency
maximum shear stress yield condition
minimum altitude bombing
mining section
monoblock prestressed concrete sleeper
multihomed host
necrophagic
non-business day
north-easternmost
Nuclei terminationis
oidiomycosis cutis
patrol yacht
phenamidine isethionate
photostable pigment
plate edge planing machine
pneumatic executive components
potassium permanganate consumption
process average defective fraction
progenitor
pull feed
pulse shrinkage
readability of programs
recipocal metathesis
redetains
remains
responsibility without authority
semiapochromaticobjective
short focal length high aperture lens
slayed
slow-neutron bombardment
spinal canal stenosis
sprocket hole counter
static interference
strict sequential order
supersonic civil air transport (scat)
surface tensammetric curve
suturae peripatellaris
synthetic antenna
thioantimonic acid
topsoil cover
total volatile solids
transverse voltage
true rising and setting
vapour heat exchanger
Ventilago
VLDB
well-penned
WHRU
widgeries
wood block
word accent