银河宇宙线

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(155) / 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(129) / 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(48) / 评论(0) 分类 2018年VOA慢速英语(十二)月

A: My doctor said that I need a chest X-ray. B: Just take your clothes off from the waist up and put this gown on, with the opening in the back. A: What should I do after that? B: You need to come over here and face this plate. A: Am I standing the r

发表于:2019-01-15 / 阅读(80) / 评论(0) 分类 英语情景对话-健康

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(32) / 评论(0) 分类 探索与发现2013年

A young girl was told she needed an X-ray. She went in and seemed especially nervous. When she came out of the X-ray room, she told her mother, They took a picture of my bones.Yes, dear, replied the mother. Did everything go all right?Sure, said the

发表于:2019-02-07 / 阅读(83) / 评论(0) 分类 趣味英语
学英语单词
7-amino-1-naphthol-3-sulfonic acid
absorption of digested materials
amalgam catcher
amphicoelian
analogizations
asubulak (asubulaq)
athrepsy
beach excavator
beta diversity
books of habakkuk
co-product
come in on the ground floor
condenser spindle
constant composition index
copy room
crosswordese
Decembrist
double stochastic matrix
earth resources satellite
electric arc method
elevation commutator
engine waiting track
escaped species
extraneous cracking
fan structure
fax potato
Fenpidone
Flaurling
fliegner's formula
flow rule
foreign bill bought
freight in transit
fumigatory
genocide convention
go to arbitration
goldfus
gyro-peniotron
hedged
horse of a different color
infrared powder
Jiffy bag
klyxum simplex
Koldaga
lethal agent
lime
line blanking pulse
manumissive
manzini
max sth out
maximum condensate pressure
Mestenediol
metal frame
minifloppy
mosaic heredity
mucosectomies
Mēt'ī Wenz
national allegiance
ngara-binsam (garabinzam)
Nizhnevolzhsk
noncyclic code
Old Delhi
passage time
phenol water extraction
phosphonoacetate
pipe stopper
post coordinate indexing
projection pursuit method
psychologic operations approach
repressible operon
retinoblasts
ridgly
rigid life raft
ropy
samuel finley breese morses
scrub up well
sell ice to Eskimos
silicon jfet
simplify
skew bending
slander violently
small cup
spectral filter function
st-pierre
strombus vomer
sufficient quantity
supplemental water-supply source
tendo-
terminal loop adapter
tobi
total pressing manipulation
trochella
tuber of dwarf lilyturf
ullage report
uranic fluoride (uf6)
vaneigem
vichyssoise
water-bearing stone
weather interpretation
wrightsman
Wylie-coat
yahoo japan
zings