银河系次系

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(255) / 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(264) / 评论(0) 分类 (科普英语)Earth and Sky

BRI Basic Rate Interface 基本速率接口 BRI是最基本的用户/网络接口标准,一般包括一个D通道及两个B通道,称为2B+D。两条B信道可独立传输用户信息,D信道则传

发表于:2019-01-03 / 阅读(133) / 评论(0) 分类 电信英语

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(136) / 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(142) / 评论(0) 分类 探索与发现2013年
学英语单词
92
AC contactor
an evil eye
an obligation
arlotrie
arteriae genu inferior lateralis
Asian elephants
Baloy
base station transceiver
basil mints
be intended to be
behavior of neutron
biased detector
BioRex resin
Blake's hydraulic radius
Borreze
cancer of corpus uteri
capacitor speaker
cargo oil tank pipeline
charmeuses
cheminformatics
Clostridium cellulosolvens
columbian mammoth
condition codes
conjoining
cork drill
cork oak
crystal impedance
custom office
degree of reproducibility
demarchic
demerges
diallo
discharge of cleaning water
DOCA
earthlikest
effective acidity
evidentialistic
exchange of stocks
external complaints adjudicator
FDB
firm ripe stage
flaked fish
flanged bobbin
free-space diagram
from now onwards
full-scale plant
function pool
gonimyrtea soyoae
guirlande
hard aboard
holic
in ... shirt
incubous
inquire of sb. about sth.
iodochromic catgut
isomest
lacro3-lamno3 solid solution
lever-type snap gage
lorenz equation
lymphoglandulae mammariae internae
majority carrier density
membrana acrosomatica externa
microrings
middle point
minibatches
minimum attractive return
modulating control
net performance
nonsensest
obsidian dating
one-piece floating dock
overconstrained
parietal peritoneum(serosa)
phonaesthemic
polycarp
positron scintigraphy
prytaneis
pulse-forming
quasipublic
quick closing isolating damper
railbound vehicle
rate of fuel consumption
rationalization of industry
saponification degree
shrews
ST_science_measurements-of-temperature
stimulary function
sue and labor
thataboy
transfer apparatus
trundle cart
two-wire antenna
Tëplyy Klyuch
unwarping
well-labouring
wildlife quality index
witbanks
wooden bar
worrit
Zweeloo