二硫化铱 {硫化铱(IV)}

The K-T boundary marks the end of the age of dinosaurs, and the beginning of the age of mammals. KT界限层标志着恐龙时代的终点和哺乳动物时代的开端。 But does the K-T boundary really signify the absolute end of all dinosaurs? 不过

发表于:2018-12-28 / 阅读(110) / 评论(0) 分类 侏罗纪搏击俱乐部

US Company Developing Space-Based Plane Tracking 美国公司开发太空基地飞机追踪技术 LEESBURG, VA One of the reasons Malaysia Airlines flight MH370 hasn't been found is because the plane couldn't be tracked continuously over the ocean. I

发表于:2019-01-14 / 阅读(116) / 评论(0) 分类 VOA标准英语2015年(八月)

A radioactive source which went missing four days ago has been found on Saturday evening. An Iridium 192 source, which was used to inspect a Sinopec industrial device in Nanjing by a testing company, had gone missing on Wednesday. Ten people in the s

发表于:2019-02-08 / 阅读(149) / 评论(0) 分类 CCTV9英语新闻2014年05月
学英语单词
Albi
Alexandrianism
algorism
apbc
attribute of design specification
auditory sense
bad track
balanced filing scheme
bar cutting machine
bellarosas
birefringenct property
blue pearl
brown sugar in pieces
bulenides purpureus
burst at the seams
carbon particles
cheezy
Chia-ling
class withdrawal
clausum mare
clew line block
commercialisations
constant pressure gas themometer
constant rate of elongation machine
convertase
crookback
cyberrebate
cymbals
dissonancies
ductus pronephricus
DVL
experimental arrangement
externs
exurb
fight choreography
finished goods ledger sheet
fish maw with cream sauce
give sb a taste of
hinchleys
hive mind
HMDE
hydraulic cylinder piston
impaludism
in the level of
insolate
iodidate
kassems
Ladder Hills
laryngeal sound
Lebombo Mts.
leesland
lorenzini ampulla organ
lorry driver
madesis
Milang
mlk
mousebird
mumme
neutrina
ngulu
nonphylogenetic
Nucleus centralis medialis
Octocorallia
Omu, Vârful
penta-peptide
perseverent
Polaris-toting crane
pole-pad
polish out
prevailing gas rate
prothoracicotropic hormone
pulmonary irritant receptor
radiation force
recolonizing
report page
Saxifraga brachypodoidea
scandalmongerings
seasonal correction of mean sea level
selfdefences
septa intermusculare mediale
solid-drawn steel pipe
speciations
spirrollerly grooved roller
sprung rhythms
ST_food_types-of-edible-nut
status in quo
stick in the muds
stochastic ejection
strong excited type
suckering
superstrength adhesive
tenant's fixtures
thirdel
time-sharing subsystem
tip the scales
Titius-Bode's law
to blow away the cobwebs
tone-setting
tri-colours
type c series
unguja
Wasim