表面波天线

Jack plunched down into thesea, the water was freezing cold, hepumped back up to the surface, choaking and coughing, the lifevest kept Jack closed, but the waves kept hammering at him. Help! Jack shouted. Thought to the twenty foot tiger shark, andmy

发表于:2018-12-10 / 阅读(66) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 long [ lCN ] I longed for a bicycle. v

发表于:2018-12-30 / 阅读(93) / 评论(0) 分类 每日攻克5词

今天我们要学的词是heat wave。 Heat wave, 热浪,高温天气。 A heat wave is sweeping the Northeastern region of the United States, 美国东北部地区普遍出现高温天气。 The heat wave could be a record-breaker, 这次高温天气

发表于:2019-01-07 / 阅读(72) / 评论(0) 分类 英语每日一词

Spirit Getting Ready to Roam the Red Planet David McAlary The U.S. robot rover Spirit is finally standing up on Mars and nearly ready to drive off the lander onto the red planet's surface. Surface exp

发表于:2019-01-09 / 阅读(69) / 评论(0) 分类 VOA2004(上)--各类新闻

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(39) / 评论(0) 分类 2017年Scientific American(三)月

Those waves hitting the sand actually begin far out at sea. And it doesnt take much to get them going. A little wind will do the trick. First the wind blows over the surface of the water, generating the little ripples you can see just by blowing acro

发表于:2019-02-23 / 阅读(46) / 评论(0) 分类 英语时差8,16
学英语单词
a-class insulation
alizarin saphirol
allyl alcohols
Amazonas, Estado do
anchoring structure
antone
approximate difference equation
artificial bait
assocation
Autana, R.
axillary area
ballistic vests
Bayard
bedrail
bioactiver
Bow-bell
buffer race
buffering option
Bushonomics
byelaya tserkov (belaya tserkov)
cabin substation
calcofi
chitty-face
collect freights
computer typesetting
continentformation
degrade
dichocarpum arisanensis
displacive phase transformation
double chair
dutoits
egg shell
ejector-condenser
Enkenbach
expose sb to sth
finite polyhedron
fluid-handling
fore-and-aft magnet
Friedlnder synthesis
friendlies
full-ionization
grain to straw ratio
greaf
guiletti
guiltfeeling
have a leg up on sb
horizontal fender
interpyramidal
Jawand
Jilo
kashmir goats
Koshkino
krieg
Kryvyy Rih
lemgoes
levee ridge
long term bill
mains resistor housing
meridional orthographic projection
Metlili Chaamba
microphysid
Minatare
mother-hen
Nikolo-Kropotki
organosilanes
per thousand
pestoes
pipe laying tractor
primitive thinking science
rapped out
reference cell cavity
Robert A. Heinlein
rotal
salleamanger
scintillation delay time
selinen-4-01
Selznick
sequence of points
shallow dam
sheet assembly
shrimpings
simultaneous equation model
sinularia grandilobata
siphon piping
somatic sleep
spatilization of time
splinter-bar
spurt in price
star projectors
strength freeboard
the order
Tongoloa elata
tramegger
undirected loop
unpave
urbotany
VPE
went poof
wring your neck
xiphisternal joints
yttrium bromide