原始分裂产物

We Cant Just Play with sports I believe that the greatest frontier of our ignorance lies in the relationship of man to man. I do not discount in the marvelous development in the world of things, nor do I devaluate the contributions of those who made

发表于:2018-11-30 / 阅读(117) / 评论(0) 分类 英语励志美文精华

Whether youre giving a toast, presenting a project, or delivering a doomsday warning, these tips will help you look like less of an amateur during your speech. Most of us dont like giving speeches. Unfortunately, sometimes theres no way to weasel out

发表于:2019-01-08 / 阅读(69) / 评论(0) 分类 英语小短文

Shrimp 虾 Is shrimp your favorite seafood? 虾是你最喜爱的海产品吗 People love shrimp a lot. 人们非常喜欢虾。 But do you know that fission whales like shrimp, too? 但是你知道裂变鲸也喜欢虾吗? Female shrimp hatch 50,0

发表于:2019-01-10 / 阅读(59) / 评论(0) 分类 与美国小学生一起学英文第8册

By Jeffrey Young Washington 14 December 2007 The central U.S. state of Iowa, and several other states, have an alternative way to select presidential nominees for the Democratic and Republican parties. In this segment of How America Elects, VOA's Jef

发表于:2019-01-31 / 阅读(85) / 评论(0) 分类 VOA常速英语2007年(十二月)

A-bomb, atomic bomb 原子弹 absorption 吸收 to accelerate 加速 accelerating chamber 加速室 accelerator 加速器 synchrocyclotron 同步回旋加速器 synchrotron 同步加速器 betatron 电子

发表于:2019-02-03 / 阅读(65) / 评论(0) 分类 英文语法词汇

Meanwhile the tireless Rutherford, now back at Cambridge as J. J. Thomson's successor as head of the Cavendish Laboratory, came up with a model that explained why the nuclei didn't blow up. He saw that they must be offset by some type of neutralizing

发表于:2019-02-17 / 阅读(44) / 评论(0) 分类 万物简史
学英语单词
activated montmorillonite clay
age of cycads
aircraft mission equipment
American Broadcasting Company
Army for the Liberation of Rwanda
assimilation of carbon dioxide
automatic navigation system
autoxidized
bearing needle
beginning of tape hole
biological sewage treatment
blocking valve for turning gear
bridging order
bright yarn
cassia-bark
castor bean plant
celanese
central nervous nuclei
check signing machine
coinie
coupled cavity maser
cyclop(a)edia
descum
dopers
double acting brake cylinder
dulcetly
einsteinium compound
Embouma
erythema threshold
ESFAS (engineered safety features actuation system)
eurytopicity
extract a root
feel a prick
figured stocking
fixed ion exchange site
furnace gas scrubber
geometric stiffness
goams
government subsidy for capital expenditure
haplosufficiency
Hasunuma
honi
Isanti
isosteres
kausmann
kenozooid
kindy
Kinver
lifting line theory
Lithospermum officinale L.
make no bones of
mastoid region
megabits per second
military communications satellite
motor-way
multiple job processing
Muyezerskiy Rayon
nfkappab
nonbinder
North Walians
Nova Scotia
Nuon R.
Nyakasasa
odontolite
oleosaccharum
Olza (Olše)
operational condition
orbital decompression
outport
paleopole
paragastrozona japonica
passacaglias
paulus
photovoltaic sub-array
pig's eye
Polystichum setiferum
proximity fuses
pyroglobulinemia
quark confinement
QuickTime X
recruithood
regular sanitary supervision
responsibility accounting
richardson-vicks
second-phases
semi-finishing tooth of broacher
send someone to sleep
sheepdog trial(s)
sintered fibre
soul-doctor
steam inlet pressure
stowing pipe
supertax
swing votes
Taenia crassirollis
tall-grass type
Tom Collinses
trailed cultivator plow
upgradeabilities
virtual storage access method
wild track
working like a dog