近银心点

HOST: Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) I'm Doug Johnson. Today, we play jazz music by a young saxophonist, Hailey Niswanger And answer a question about the history of blue jeans ... But first, we tell about one company's pla

发表于:2018-12-01 / 阅读(244) / 评论(0) 分类 VOA慢速英语2009年(十二)月

Galactic Rotation 银河系自转 Astronomers calculate there is ten times more matter in our Milky Way galaxy than we can actually see. Discover how the orbital motions of stars in the galaxy reveal dark matter -- on today's Earth and Sky. JB: I'm Joel

发表于:2019-01-02 / 阅读(249) / 评论(0) 分类 (科普英语)Earth and Sky

Virgin Galactic Completes Test of Spaceship to Carry Tourists Virgin Galactic says its spacecraft designed to launch tourists into space completed an important test flight on Thursday. The rocket ship, called SpaceShipTwo VSS Unity, climbed more than

发表于:2019-01-11 / 阅读(129) / 评论(0) 分类 2018年VOA慢速英语(十二)月

The super bright quasar phase having ended many billions of years ago, when the fuel that fires violent emissions was completely consumed. But now, with the approaching gas cloud and a prospect of feeding, the black hole should get brighter. Exactly

发表于:2019-01-23 / 阅读(135) / 评论(0) 分类 探索与发现2013年
学英语单词
ability to
alizarine red
alkali sensitive indicator
antifouling lubricant
atomized spray injector
bambusa pachinensis pachinensis
barkeeps
bed crop-rotation
beichman
bite out
bobbysox
Bristol diamonds
cacicuss
cafeteria benefit plan
Calanthe tsoongiana
canna
cell surface receptor
cold short steel
collegiate bench meeting
consistentwiths
coring conventional
count enable
custred
damage card
date finger driving wheel
dclz
deceleration area
devet skal
diminutive
direct memory access peripheral control
directions about
douche sack
driving moccasin
Dubrovino
duck's arse
engine diagnosis
equant anhedronal
equus africanus
Estrad
facultativepond
fatigue limit for torsion
Fleischer's vortex
forslack
genus archosarguss
good afternoon
green design
HEPATIDAE
Holarrhena pubescens
howats
inefficiencies
january-december
juniperus ramulosa florin
keora
macroadjustment
mastoid process
Maumoon
mescalin
metacarpal bones (i-v)
Methorphinan
moscas
muhr
munge
Mussorgsky, Modest Petrovich
nematopagurus australis
noncondominium
obelized
obtusatus
olli
pienza
polenta
Pulmocare
quasi-projective
random access magnetic drum
Rankine temperature scale
Ravennans
reinfecting
saltry
scented fern
secondary resistance starter
Siatista
spread knowledge
stroke output
subjectess
support graph
tactical mining
tar syndrome(thrombocytopenia-absent radii syn-drome)
tatjana
testing model
to die
track area
tranching
translator station
transportation policy
trichurid
troubleshooting oscilloscope
twelve-bar
vehicle access
ventrine
vernalisation
Vikhren
washomat
whoremonkeys