[数] 可去奇点

If it points the camera forward, at first it sees only black. But as it moves toward the heart of the black hole, it encounters the most bizarre place in the universe. A black hole in massive gravity holds everything down to an unimaginably small poi

发表于:2018-12-07 / 阅读(570) / 评论(0) 分类 访谈录2010

A supermassive black hole is quite simply gravity gone mad. An object of such concentrated matter its gravitational pull is insatiable. Nothing can escape it, not even light itself. Anything that gets

发表于:2018-12-07 / 阅读(746) / 评论(0) 分类 超大质量黑洞

Zimbabwe wants small business to be able to get credit to start or grow a business. If the countrys Parliament approves a bill proposed last week, business owners will be able to use cows, cars, machines and other movable property to secure loans. In

发表于:2018-12-07 / 阅读(535) / 评论(0) 分类 2017年VOA慢速英语(四)月

In either case, get ready for a really big bang. 无论哪种情况,准备好来一次真正的大爆炸。 Naturally, you will wish to retire to a safe place to observe the spectacle. 很自然,你希望退避到一个安全的地方来观察这个

发表于:2019-01-01 / 阅读(392) / 评论(0) 分类 万物简史

Chinese medication 看中医。 My back was hurting.我的背很痛。 Mum took me to see a Chinese hurb doctor.妈妈带我去看中医。 The doctor said my back was hurt because my spinal core was inflamed.医生说我背部痛是因为我脊椎神经发炎了。 I'm not allowed to w

发表于:2019-01-02 / 阅读(448) / 评论(0) 分类 不用背句型学英语

博客革命发起之母,博客发布系统Movable Type的Mena Trott谈她早期的博客经历,她发现让普通人能够在线分享生活是使世界更友好,联系更紧密的关键。

发表于:2019-01-17 / 阅读(413) / 评论(0) 分类 TED演讲视频集

今天我们要学的词是injury。 Injury, 伤病。 He sustained a foot injury during the first quarter of the game, 他比赛第一节脚就受了伤。 He is out for the entire season due to a knee injury, 他因为膝部受伤,整个赛季都不

发表于:2019-01-25 / 阅读(424) / 评论(0) 分类 英语每日一词

JEFFREY BROWN: Now, mining technology to solve the world's problems. NewsHour economics correspondent Paul Solman recently traveled to California and filed this report on someinnovative thinkers. It's part of his ongoing reporting Making Sense of fin

发表于:2019-01-27 / 阅读(462) / 评论(0) 分类 PBS访谈商业系列

今天我们要学的词是injury。 Injury, 伤病。 He sustained a foot injury during the first quarter of the game, 他比赛第一节脚就受了伤。 He is out for the entire season due to a knee injury, 他因为膝部受伤,整个赛季都不

发表于:2019-02-18 / 阅读(432) / 评论(0) 分类 英语单词荟萃

Voice 1 Welcome to Spotlight. Im Christy VanArragon. Voice 2 And Im Joshua Leo. Spotlight uses a special method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 Every day, Ray Kurzweil swallows

发表于:2019-02-21 / 阅读(422) / 评论(0) 分类 环球英语 Spotlight
学英语单词
aestatilignosa
air mail service
air pumping
analysis of variance
autologous tumor vaccine
barley-sugar column
barpersons
batch end point
biosome(lehmann 1947)
body seam
bronchiolization
bush nursery
certificate policy qualifier
Chinese liver fluke
cleansed
clearing agreement
Cliftonian
consultancies
corneocytes
coslettise
Crotalaria peguana
cuddles
cupola drop
cyclooctannulation
dishorning
doggy bags
earthmeter
enhabil
error prediction
exploitered
fall for sth
ferruccis
forezs
frolla
funambulo
gas cell alarm
gas mask
genus lanthanotuss
Goris
graphite-brass composition
grederne
guide structure
inclined stratum
inertia couple
internal calibration
internet-style
l-fields
laureateships
laurisilvas
lose the lead
memory arrangement
mesothecae
modulin
n-r
nepalese monetary units
normoson
ocean monitoring ship
ocellatuss
Oenothera biennis L.
optimum pulse angle
outglaring
overhire
overturned bedding
Paramyxoviridae
particles of unchanging size
physical paging
pissing matches
pitching foot
pocillopora meandrina
process inherent ultimate safety reactor,PIUS
Puerto Huitoto
purpnigenin
redetection
reflectometers
remarks
rose-water
rough planning
rpaf
seawater analysis
sherwell
south frigid zones
Spello
splenialcenter
stateless
station constraint
succinic aldehyde
supply endemic species
synxenic
Tapiromorpha
thermochromatic
thos
throttle runner
tolerance of parallelism
trajective curve
triamyl amine
Waugh, Evelyn Arthur St.John
WDHHA
weld structure
Windhoek
wywe
xylopyranoside
yellow-browns