音标:[hwait dwɔ:f] ;
n. 白矮星
词型变化:名词复数形式 : white dwarves
【近义词】

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(126) / 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(190) / 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(72) / 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(108) / 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(112) / 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(54) / 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(101) / 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(86) / 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(177) / 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(68) / 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(101) / 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(96) / 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(104) / 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(72) / 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(46) / 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(128) / 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(73) / 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(70) / 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(79) / 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(122) / 评论(0) 分类 英文语法词汇
学英语单词
accent speech-synthesizer card
almandines
analytic-synthetic distinction
arithmetic shift
auditopsychic
basic needs
Berlin blockade and airlift
big area
BN-52021
bolster suture
buddledin
CACATUIDAE
ceramic delay-line
channel allocation
chromasome
chronic actinic dermatitis
ciclonium bromide
coal sample crush
Coparvax
cories
corruscation
decodification
delphy
dieing
dudukahar
dumpties
federal housing administrations
fernandina
field supervisor
financing structure
free speech online
glomerulonephritic
glossopalatine glands
half cloth
halieutaea fitzsimonsi
harder's gland (or harderian gland)
hexagonal trapezohydral hemihedral class
high level programming language
high-temperature ceramics
Hoare logic
hyperbolic catenary
interrogation of a criminal
invalidship
joseph stalins
Lesser Sunda Is.
LH-RF(GRF)
lovansay
low pay
lystrosaurids
mckitterick
mean conditional information content
mega-hertz (mhz)
megabit store
monosterigmata
multiplier factor
negative discount
Nicotiana glutinosa
norths-to-south
off the road
Oocystaceae
Oreganza
osteomatosis
ouf
Oyouga
Pachyma
packed-fluidized bed
pentafluoropyridine
perpetual calendar watch
phanerogamic wood
pillaring back
possibility space
preneste
quincupedal
rag scrap
resultant vector
saccharum purificatum
saighs
scurvyweed
sedimentation force
see eye-to-eye
soil-testing
soloism
src (shutdown reactor cooling)
submanifolds
subsea work enclosure
supercools
tachinidaes
tan-e
Thatters
travel(l)ing self-service shop
triple-pole single throw
tulkus
unified file access system
unkink
unwedging
usurpingly
vacuous assertion
vosper
water tube hose
Weismann's ring
well-fought
Williams ixora