音标:[,prәutә'^ælәksi] ;
n. [天]原星系

Rho Ophiuchi dark cloud is one of the closest star-forming regions to our own solar system. Located near the constellations Scorpius and Ophiuchus, the nebula is about 407 light years away from Earth. The infrared astronomical satellite, now celebra

发表于:2018-12-05 / 阅读(61) / 评论(0) 分类 国家地理2008年

1. protagonist /prəˈtgənɪst/ -- the leading(first) character in a play, novel or story Brutus is the protagonist in William Shakespeare's Julius Caesar and Antony is the antagonist. 布鲁特斯在威廉莎士比亚的《尤利乌斯凯撒》中是

发表于:2018-12-30 / 阅读(46) / 评论(0) 分类 突破英文词汇

Scientists Observe Birth of Huge Galaxy Cluster For the first time ever, astronomers have observed the birth of a galaxy cluster, known as a protocluster. The event, billions of light-years away, could form one of the largest-known structures in toda

发表于:2019-01-03 / 阅读(43) / 评论(0) 分类 2018年VOA慢速英语(五)月

d-Pinoresinoldi-O-b-glucopyranoside 松脂酚双吡喃葡萄糖甙 d-Pinoresinol d-松脂素 Piperitone 胡椒酮 Plantaginin 车前甙 Platycodin A, C, D 桔梗皂甙A,C,D Podophyllotoxin 鬼臼毒

发表于:2019-01-03 / 阅读(85) / 评论(0) 分类 医务英语

In 2001, a team from Tel Aviv University argued that B. permians were almost identical to a strain of modern bacteria, Bacillus marismortui, found in the Dead Sea. 2001年,以色列特拉维夫大学的一个小组认为,二叠纪芽孢杆菌与一

发表于:2019-02-17 / 阅读(69) / 评论(0) 分类 万物简史

The British actor Alan Rickman has died of cancer at the age of 69. In movies, he won fame for his role as Severus Snape in the Harry Potter series and before that in films such as Truly Madly Deeply, Love Actually, Die Hard, Sense and Sensibility an

发表于:2019-03-04 / 阅读(126) / 评论(0) 分类 中英双语新闻
学英语单词
abudefduf notatus
Adeprin
afec
agate balance edge
all-gone-to-hell
amebic granuloma
appending
area of image
ascensionist
Atropisol
avalanche wind
babaii
banksia integrifolias
Bautzen
Buchnera cruciata
camping mat
capillary zone
cellar door
chin strip
chinshan nuclear power station
composition metal
convexo-concave meniscas
crystal axial line
cutaneous lymphogranulomatosis
deformation locus
durmen
edge straightener
electrodynamic type relay
Elmo
embryo sac haustorium
EMBRYOL
EMYCIN
estimate of the situation
etalon clock
expanded plan position indicator
flood-proner
galactopsis
gelatinization
go (out) for a walk
grate discharge ball mill
haurwitz-helmholtz wave
highway map
hon quan
icand register
ill-feds
indirect water filling aquifer
infrapetiolar bud
initial sensibility
Keldur
lake deposit
linear graph
material measure
mechanical raster scanning type system
megabit memory
merchandise in transit
methylidynes
mountain meadow-steppe soil
multifaction
musculus protractor
negative pressure wave
nonionic macromolecular demulsifier
Nāgirpār
objectmakers
oil pollution emergency plan
P/F
payroll procedures
paysant
perbromic
piston wall
popup blockers
pre-emptiveness
primary embryo cell
project list
purtaunte
put to the edge of the sword
qdo
quenfrency
redemption fatigue
resort to
Sabouraud
samuelsons
sewage disposal plant
sizzlin
spinal epilepsy
steam sampling point
suture instrument
system status register
tachygraphometry
Takestan
tashis
tax-free trade zone
tee-joint
the gadfly
transfer of accreditation
trigone of vagus nerve
Tua R.
unglorified
vined peas
voyagings
wall-correction factor
xylene bromide
zephyr lilies