大质量 X射线双星

[00:01.33]4.Read a story [00:04.52]It is Easter morning.复活节的早上. [00:07.02]Sally and her brother [00:08.45]and sister are in the garden. [00:11.56]They are looking for Easter eggs. [00:13.27]他们在找复活节彩蛋. [00:15.20]Oh,no.Wha

发表于:2018-12-17 / 阅读(145) / 评论(0) 分类 闽教版小学英语五年级下

Researchers: Many Black Holes in Center of Milky Way Galaxy Astronomers say the center of our galaxy has plenty of strange, super gravity objects. For years, scientists believed that circling the center of galaxies, including our own Milky Way galaxy

发表于:2019-01-03 / 阅读(33) / 评论(0) 分类 2018年VOA慢速英语(四)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? You could think of it as the real dancing with the stars. Two white dwarf stars have been found twirling around each other to make a complete orbit in less than every 13

发表于:2019-01-08 / 阅读(44) / 评论(0) 分类 Scientific American(七)月

中文 英文 缩写 * (符) star (symbol) [美国]电气和电子工程师学会 Institute for Electrical and Electronic Engineers IEEE “请发码”信号

发表于:2019-01-08 / 阅读(127) / 评论(0) 分类 电信英语

A: I was told to come to you to get a chest X-ray. B: No problem. Just take your clothes off from the waist up and put the gown on, with the opening in the back. A: Then what should I do? B: You will stand over here up against this plate. A: Should I

发表于:2019-01-15 / 阅读(69) / 评论(0) 分类 英语情景对话-健康

In 2016 the Laser Interferometer Gravitational-Wave Observatory, LIGO, made the first accepted detection of gravitational waves. So any time you move a mass it produces a gravitational waveso black holes, like the ones LIGO detected, these are stella

发表于:2019-01-20 / 阅读(38) / 评论(0) 分类 2017年Scientific American(三)月
学英语单词
accommodation stairway
additional port of call
Aglypha
Ahrensbok
alkekengis
allotriomorphic
audience flow
Audun-le-Tiche
automatic licencing
B form DNA
bacteriophagum
be in a jackpot
Better an egg today than a hen tomorrow.
bindabler
bjarnason
bmpr-ib
brought into
bruit de froissement
checking of invoice
Chinese patent drug
chive
claused bill of lading
coasting of temperature
crepidula onyx
crowbar protection
cyclostat
dawnay
diet high caloric
diffuse X-ray background
discrete family
disguisest
dolson
donahoe
doorpost
double-hulled
drinking song
environmental toxins
family Apodidae
ferse
filling of hand wheel
fluted twist drill
fork-type digger
foul waters
four-wheel drives
gain on the sale of investment
gallows
Grigny
HHRF
hooked vector
hot tap
instruction cycle time
interior work
it ain't over 'til the fat lady sings
Kefallonia
Leyland number
Lincoln-green
lomnitz
methylserotonin
micropolyphonic
non-player characters
numerical petrology
off-brand
on our ass
Ottenhöfen im Schwarzwald
outs-of-sight
pacific equatorial undercurrent(cromwell current)
pitchpoling
Planck intensity
polanecky
polygonal catenary
quick-wittedness
radial pulsation measurement
reichardt's inductive theory
release and deployment management
resistivity curve
round something out
Sagami-wan
scheduled program for allocating resource
selikoff
single duty
siphon raingauge
slbc
special watch zone
sports fields
stated salary
sunden
sunsolves
swinging voter
ta yang shih
take a profiteering attitude
teenhood
through-type transformer
titter
transmission system codes
turnovers
twitchgrass
unslumbering
very fine crumb aggregate
vine
weftless felt
Winkler's disease