椭性线汇

76 years after Pluto's discovery and after 17 years of research and development, Nasa's new Horizon Spacecraft sets out for Pluto. Travelling at around a million miles a day, it's on a 9-year, 700-million-dollar journey to reach Pluto and review its

发表于:2018-12-27 / 阅读(763) / 评论(0) 分类 探索与发现2015年

我们今天学的词是:planet。Planet是行星。不过你听说了吗,太阳系中排行第九的行星冥王星Pluto被降级了。Astronomers' reclassification strips ninth planet of status in solar system. 国际天文学会对行星重新定

发表于:2018-12-30 / 阅读(148) / 评论(0) 分类 英语每日一词

我们今天学的词是:planet。Planet是行星。不过你听说了吗,太阳系中排行第九的行星冥王星Pluto被降级了。Astronomers' reclassification strips ninth planet of status in solar system. 国际天文学会对行星重新定

发表于:2019-02-24 / 阅读(198) / 评论(0) 分类 学个词
学英语单词
access platform
ad daww
adenine-cytosine-adenine
angiofollicular mediastinal lymph node hyperplasia
asplenium cataractum
Asset Coverage Ratio
asterorhombus intermedius
automatic data-processing system specification
bad debt recovery amount
ball bearing nut
balranalds
Banyuwangi
be kind hearted
bednar tumor
bisibutiamine
board voltage
bromaurate
bulbar ridge
by one's way of it
by-cause
cerebral neurasthenia
chapped skin
circuit common
coal-gas producer
cop
coprotus marginatus
die hammer
dieckman
diethyltin dibromide
direct charge-off method
draw up a project
Drulingen
e-support
ectoptygma
El Chumico
eliminating faults
exercise science
external contact base
FACOM
fat mouse
free of turn
fuel examination facility
gangboarding
generalized sort/merge program
Geulincx, Arnold
graduated staff
Hornkranz
hypophosphatasaemia
illuminatism
indication summation in telemetering
interplanetary particle
jingxi
keithconnite
Kenneth Roberts
kolophonit (colophonite)
lambents
legal perspective
light staff
Ligularia biceps
Marconi steel tape recorder
marsh harrier
master curve
mis lit
naked flower
navigation transmitter
new england clam chowders
oblique interference figure
Ordonesite
percent character
phoma lingam (tode) desmazieres
pin bone
poudreuse
principal search direction
privet andromedas
pull of the tide
pumice concrete
rectifier electric locomotive
renewal process
Rhizoctinia solani
Ruskinean
satellite system operation guide
second derivative action
semialgebras
sogin
speed sensor
store shuffling
study session
supporting assistance
Therese
thwonks
TM mode
transactivists
unsuspectible
user training
velloped
ventricle of larynx of Morgagni
Vietnam Ocean Shipping Agency
wake-interaction noise
weedling
wherefores
word bank
yu(yu-shih)