As they grow bigger and bigger, 随着体积越来越大 they start to spin and throw out a disk of debris 它们开始旋转,甩出的碎屑形成盘状 that will coalesce to form a solar system. 在日后融合形成太阳系 This kind of process

发表于:2018-12-07 / 阅读(117) / 评论(0) 分类 太阳科普

OK, one more thing, if I can even get more bizarre. 另外还有一件事是更难以想象的 Since virtually all the mass of an atom is in the nucleus 既然事实是原子的全部质量集中在原子核, now, there is some amount of mass in th

发表于:2018-12-08 / 阅读(92) / 评论(0) 分类 TED演讲教育篇

LESSoN SEVEN TEXT A Families Family -- the word has different meanings for different people, and even the dictionary gives us several definitions: a group of people related by blood or marriage, two a

发表于:2018-12-15 / 阅读(65) / 评论(0) 分类 自考英语(一)78讲

1. nuclear a. 核子的,核能的 2. nucleus n. 核 3. retail n. /v. /ad. 零售 4. retain vt. 保留,保持 5. restrict vt. 限制,约束 6. sponsor n. 发起者,主办者 vt. 发起,主办,资助 7. spur n. /vt. 刺激,激励 8. trium

发表于:2018-12-18 / 阅读(78) / 评论(0) 分类 大学四六级阅读

[00:05.77]A private American company says it has identified all the chemical pieces in the genetic material that shapes human life. [00:17.82]Celera Genomics Group says it has identified and named all the genetic parts of the material inside the nucl

发表于:2018-12-26 / 阅读(58) / 评论(0) 分类 美国英语听力80篇

new a.新的;没经验的;重新开始的;新发现的 news n.新闻 newspaper n.报纸 next ad.其次 a.下一个 prep.靠近 n.下一个 nice a.美好的;正派的;令人高兴的;细微的 niece n.侄女,外甥女 night n.夜晚;黑暗

发表于:2018-12-30 / 阅读(125) / 评论(0) 分类 大学英语四级词汇拼读版

Finland Finland is an enormous land of lakes and forests. It's the largest, totally unspoiled area in Europe. Around 65% of Finland is made up of forests. The genius of the Finns lies in their commitment and coexistence nature. On the other hand, nat

发表于:2018-12-31 / 阅读(391) / 评论(0) 分类 有声杂志阅读

一、现在完成时句型构成 基本结构:主语+have/has+动词的过去分词(p.p)(V-ed) e.g done 二、现在完成时用法 ①肯定句中:主语+has/have+动词的过去分词(p.p)(V-ed)+宾语(或者其他). ②否定句中:主语+h

发表于:2019-01-04 / 阅读(59) / 评论(0) 分类 英文语法词汇

Jackie: Welcome to BBC Learning English dot com and Insight Plus - a series first broadcast in 2001 that looks at the language of issues you hear about in the news. How far should science go to help the sick and the suffering? Today on Insight Plus,

发表于:2019-01-07 / 阅读(141) / 评论(0) 分类 英语讨论

If the human genome were put in a straight line, it would be over six and a half feet long. So how do you store all that DNA in a tiny nucleus? And have the cell manage it? Researchers explain how in a study featured on the cover of the October 9th i

发表于:2019-01-08 / 阅读(87) / 评论(0) 分类 Scientific American(十)月

Story of 1831 Slave Rebellion Holds Message for Today The new movie, The Birth of a Nation, was a long time in creation. Nate Parker stars in and directed the movie. But he also wrote the screenplay and it took him seven years. The film created a buz

发表于:2019-01-12 / 阅读(86) / 评论(0) 分类 2016年VOA慢速英语(二)月

Love is a Matter of the Brain While our thoughts and emotions seem like invisible, intangible things, these internal states can be inferred by monitoring blood flow in different parts of our brain using advanced imaging techniques. Neuroscientist Luc

发表于:2019-01-14 / 阅读(52) / 评论(0) 分类 VOA标准英语2012年(二月)

[0:0]notion noun novel概念,观念,想法 名词 小说 [0:50.7006]nowhere nuclear nucleus nuisance任何地方都不 核子,核能的 核心 讨厌的人,讨厌的东西 [1:37.1282]numerous nursery nylon众多的,许多的 托儿所,保育室 尼龙 [2:10.9287]objection objective obligation o

发表于:2019-01-16 / 阅读(169) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

不久,他们的名字便被简化成了詹斯和帕西。他们俩是大宅那边妇女们--两个老处女和孀居无子的女管家--的宠儿;她们对婴儿宠爱得要命。这就使菲轻而易举地将他们忘却了,因为他们有三个

发表于:2019-01-29 / 阅读(70) / 评论(0) 分类 荆棘鸟

SCIENCE IN THE NEWS - Americans Win All the Nobel Prizes for Science in Two Thousand SixBy Nancy Steinbach Broadcast: Tuesday, October 17, 2006 VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special En

发表于:2019-01-30 / 阅读(92) / 评论(0) 分类 2006年慢速英语(十)月

binocular hemianopia Chinese双眼偏盲 binocular microscope Chinese双目显微镜 Binswanger diseaseChinese 宾斯万格病(皮质下脑病) biopsy Chinese活检 Biot's respiration Chinese比奥呼吸(间歇性呼吸暂停,见于颅内压增高) bipolar neuron Chinese双极神经元 bitampo

发表于:2019-02-07 / 阅读(108) / 评论(0) 分类 英文语法词汇

So how can a hormone ultimately affect the rate of aging? 那么,激素到底是怎样影响衰老的速度呢? How could that work? 原理是什么呢? Well it turns out that in the daf-2 mutants, 原来在daf-2变异体中 a whole lot of gene

发表于:2019-02-14 / 阅读(86) / 评论(0) 分类 TED演讲科学篇

Reproductive technology 生殖技术 Mum, Dad and Mitomum 妈妈,爸爸与代孕妈妈 Britain may allow babies with three biological parents 英有望允许新生儿有三个亲身父母 ASSISTED reproduction is one of those rare areas in which Br

发表于:2019-02-16 / 阅读(101) / 评论(0) 分类 经济学人科技系列

Science and technology 科学技术 The nature of humanity 人类本质 What's a man? 什么是人类 Studies of brain genetics are starting to reveal what makes humans human 大脑遗传研究,为你解开人之所以为人的奥秘 THE problem wi

发表于:2019-02-16 / 阅读(130) / 评论(0) 分类 经济学人科技系列

Reproductive technology 生育技术 Oh, baby 噢,宝贝! Britain's approval of babies with three genetic parents offers lessons for other countries 英国通过三亲婴儿决议,给他国带来的影响。 PLAYING God is what medicine is for.

发表于:2019-02-24 / 阅读(95) / 评论(0) 分类 经济学人文艺系列
学英语单词
aerogenesis
aikens
air release valve
all-weld bridge
Amygdalophyllum
annual maximum demand
Appliance efficiency standards
backshooters
be afloat again
betare oya
bi-dentate
birnbach
Boston Common
Bulgarianness
burning the candle at both ends
byrch
certified intrinsically safe electrical system
coated chip
common bird cherries
detailed proof
devil dogs
differential-flotation
dilutionist
divisible revenue
druthers
dual-temperature process
dune chain
Duratón, R.
El Vesubio
equivalent single conductor
ethyl isorhodanide
f6s
fact-based
febris colombensis
fermented fish sauce
Flói
FORTRAN preprocessor
fragmentation of storage
frothy expectoration
gas lift conveyer
give someone the mitten
go zonkers
Gordon's reflex
happy with
hysteresis effect
incisal retrusion
Inspection Certificate of Cargo GA or PA
intermaxillaire
intermediate frequency rejection
keto amide
land-development
Leeuuwenhoek, Anton van
ligamenta glenoidale
market oriented location
meny
micro-current meter
minor key
noradrenergic receptor
occupational mobility
Oceanids
official misconduct
oil skin
optional processing
outs-of-the-ordinary
overseas study tour
pamphleted
parting flange
photo-aging
Picha, R.
play the Jack
predetection recorder
processing cycles
pronephritic ridge
pylie
pyrophorous
ranjana
resist doing
Rhynchosia himalensis
rupture metamorphism
scandanavias
scenographs
Schea
schlieren optical screen
self-propagating high-temperature synthesis
Sierra Vista
smitsman
snake-eater
subchartering
succinites
summation of binomial coefficients
suyu
tennis stroke
to the ears
trapped-program interrupt
trebouxia
trixolane
Uma notata
Viola serrula
volume percentage concentration
welding station
whale-bone
zooms in