na. 【天】白矮星

I Regain Confidence By Li Jun (李军青岛海洋大学) (2001年11月下旬,在上海举行的第七届21世纪爱立信杯英语演讲比赛华东地区比赛中获得第一名) 专家点评:本演讲语言较流畅,从具体事件人手,将主

发表于:2018-11-29 / 阅读(262) / 评论(0) 分类 英语演讲

1. M: Did you go to the match on Saturday? [00:02.69]W: No,I listened to the commentary instead. [00:05.43]It sounded pretty exciting,I must say. [00:08.33]Q: What are they talking about? [00:11.52]2. M: Two six two four three double four.Charles Far

发表于:2018-11-29 / 阅读(310) / 评论(0) 分类 决胜四级听力必备

Disney World, Florida, is the biggest amusement resort in the world. It covers 24.4 thousand acres, and is twice the size of Manhattan. It was opened on October 1 1971, five years after Walt Disneys death, and it is a larger, slightly more ambitious

发表于:2018-12-07 / 阅读(174) / 评论(0) 分类 晨读英语美文60篇

[00:02.41]Unit 1 School life [00:06.83] Self-assessment [00:09.30]Let's act. Snow White and the Seven Dwarfs (I) [00:18.63]Mirror! Mirror! [00:20.68] Magic mirror! [00:22.80]Good morning, dear Queen! [00:25.47]Am I beautiful? [00:27.52]Yes, you are.

发表于:2018-12-13 / 阅读(188) / 评论(0) 分类 新路径小学英语六年级上册(一起)

Possible Earth-Like Planet Next Door? Scientists say they discovered an Earth-like planet orbiting the star closest to our planet other than the Sun. It is the closest planet ever found outside our solar system that could support life as we know it.

发表于:2018-12-16 / 阅读(200) / 评论(0) 分类 2016年VOA慢速英语(九)月

Nion: She's pretty. Beith: And who's this? Is this an errant apprentice or captive①? SnowWhite: The man is helping me. Gus: We should kill them both. Duir: He's caused us nothing but trouble. Gus: Skewer him and leave her to rot②. I don't like ki

发表于:2018-12-28 / 阅读(126) / 评论(0) 分类 跟着美剧练发音

Why Dwarf Galaxies Lack Star Power In a study in the journal Nature, researchers show that the relative lack of star density in dwarf galaxies need not conflict with standard cosmological models if you include the blast effects of supernovae. Karen H

发表于:2019-01-02 / 阅读(179) / 评论(0) 分类 60秒科学

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. If we want to learn more about our planet and other planets in the universe, we can get some help from stars that are long dead and gone. Thats what U.

发表于:2019-01-08 / 阅读(180) / 评论(0) 分类 Scientific American(一)月

Once upon a time in Arabia there ruled a Sultan. He had a son. His name was Arfan. One of the courtiers was a witch. She hated the prince Arfan. So she poisoned the mind of the Sultan against his son. She said, You will be over powered by your son pr

发表于:2019-01-08 / 阅读(282) / 评论(0) 分类 一千零一夜英文故事

优秀英语演讲稿范文---我重树信心 I received a devastating blow to my self-confidence in the first interview of my college years. I applied to be a host in our Student Acting Troupe and felt confident that I would be accepted. But one of

发表于:2019-01-08 / 阅读(140) / 评论(0) 分类 英语演讲

Once the fusion stops, the whole thing collapses under its own weight to form a white dwarf, so you got this very small blob which is incredibly dense, it's going to be something like a million times denser than it started off, so dense in fact that

发表于:2019-01-23 / 阅读(194) / 评论(0) 分类 探索与发现2015年

Thats why what we physicists called pressure. This pressure is created as the particles jostle for position. Its a principle of Quantum Mechanics and when it was applying to stars, the lives of dead white dwarfs suddenly made sense. What stopped them

发表于:2019-01-23 / 阅读(183) / 评论(0) 分类 探索与发现2015年

The enigma of the white dwarf has been resolved. Scientists have discovered how the vast majority of the stars, including our own sun, would end their days, as the white dwarfs gently fading into the darkness of the universe. But not all stars go so

发表于:2019-01-23 / 阅读(207) / 评论(0) 分类 探索与发现2015年

> 43 存在于恒星与行星间的黑色物质 DATE=5-2-01 TITLE=SCIENCE REPORT - Dark Matter BYLINE=Jill Moss (Start at 58

发表于:2019-01-30 / 阅读(151) / 评论(0) 分类 科技之光

Science and technology 科学技术 Table-top astrophysics 桌面上的天体物理学 How to build a multiverse 怎样构建多元宇宙 Small models of cosmic phenomena are shedding light on the real thing 微小模型逐步揭开宇宙中各种现象

发表于:2019-02-02 / 阅读(127) / 评论(0) 分类 经济学人科技系列

Science and technology 科学技术 Table-top astrophysics 桌面上的天体物理学 How to build a multiverse 怎样建立一个多元宇宙 Small models of cosmic phenomena are shedding light on the real thing 宇宙现象的一些小模型反映了

发表于:2019-02-02 / 阅读(206) / 评论(0) 分类 经济学人科技系列

For centuries it has been one of the most vexing mysteries for mankind: are we, the seven billion inhabitants of this wondrous [en]blue planet really alone, or is there life somewhere out there in the universe? 数百年来,人类一直为一个最大

发表于:2019-02-06 / 阅读(180) / 评论(0) 分类 英语新闻

某人很自恋?快来看看用英文表达吧! The Daffodil Song - Philippa Hanna 水仙花daffodil /narcissus Narcissus is the Latin name or botanical name for daffodils. Narcissus是daffodil的拉丁学名或者植物学名。 narcissistic adj

发表于:2019-02-08 / 阅读(164) / 评论(0) 分类 卡卡课堂早餐英语

Scientists are usually portrayed as highly rational seekers of the truth - and they are that. But they also have qualities that make them more similar to you and me than you might think. NPR's Joe Palca has a story that reveals that quite dramaticall

发表于:2019-02-16 / 阅读(171) / 评论(0) 分类 英语语言学习

Webersat 韦伯卫星美国小型无线电照相卫星 West Ford 西福特美国广播通信试验卫星 Westar(West Star) 西联星美国国内通信卫星 White Cloud 白云美国海洋监测卫星 W

发表于:2019-03-02 / 阅读(204) / 评论(0) 分类 英文语法词汇
学英语单词
abdelhamid
acipenser transmontanuss
Adanero
agreed interest rate
air bomb ballistics
aithalium
algal biscuits
alkyl-
allomethylose
Alpha Blending
aminometramide
ammonia equilibrium
Aymestry limestone
baerga
Bank discount basis
barber chairs
be calculated to do sth
beachiest
breast implant
bridge front bulkhead
Bystrovka
C-Wave
campaign length
character tile
circumstant
Criteria of Discharges of Oil and Oily Mixtures from Ships
Crosby, Sidney
crystallinity index
cycle efficiency of cracking process
danglingly
dense-medium separator
didymite (didrimite)
direct coupled steam turbine
directo print
dormer
double-effect
duplex station
Echinolepis
electrosynthesis
epicodakia divergens
excavation prospecting
felsite pitchstone
fertiliser
finucane
floation
forward looking ir (flir)
full automatic
ganems
genetically modified
Gerstmann syndrome
Guersantol
hand winding
hash table search
He who would climb the ladder must begin at the bottom.
Hemiboea mollifolia
hemihedral-hemimorphic class
hibernation
hurrahings
infectious canine hemorrhagic enteritis
insectiform
inspection of fixed assets
international maritime satellite
isometric circle
keel shape
Kibi
lamp housings
option of profession
oscitant
overred
oxyurifuge
pelvicachromiss
penecontemporaneously
penetrating particle
Phelan
pigeon-pea plant
poesie
Poppenbüll
pseudo-random noise generator
quadrangular membrane
quasiparental
Reasonable Depreciation
revon
right to get payment for labour
rippleless
risk mitigation
ronneburgite
sarza
sea of gate
seneciosis
Skardhsheidhi
slooshes
Smolikas Oros
solvation number of ion
street crossing
submission and delivery protocol
survival sex
suspended array surveillance system
tarasovium orientale
that'll do
tsangyuanensis
wheel step
wold representation