声波都卜勒流剖仪

it is a pity that every summer a few people drown at the beach. In some cases, these people were good swimmers. So how did it happen? Riptide! Riptide is a strong underwater current. It moves quickly

发表于:2018-12-08 / 阅读(419) / 评论(0) 分类 赖世雄中级美国英语

I love the news and current events. Im addicted to whats happening in the world. It doesnt matter what kind of news it is, I love watching it. Even if its from countries Ive never heard of. Ill even watch the same news programme three or four times a

发表于:2018-12-26 / 阅读(143) / 评论(0) 分类 纯正英语一分钟

By Steve Herman Japan records an increase in its current account surplus, despite a drop for the country's trade surplus. A debt-ridden retail chain accepts a government-backed rescue, and there are m

发表于:2019-01-03 / 阅读(178) / 评论(0) 分类 VOA2004(下)--世界经济

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. In theory, scientists could learn a lot about our health by testing tiny amounts of bodily fluidsa drop of blood, a tear, a bead of sweat. But somethin

发表于:2019-01-08 / 阅读(150) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. When Harry Potter slips underneath his invisibility cloak, he can wander freely undetected, but what about a cloak of silence, one that completely deaden

发表于:2019-01-08 / 阅读(161) / 评论(0) 分类 Scientific American(六)月

Venice's Church of the Most Holy Redeemer has held a musical celebration every year since its construction in 1592. And recently, the church has inspired debate among historians: How could its echoing chambers clearly portray the complicated music pe

发表于:2019-01-08 / 阅读(168) / 评论(0) 分类 Scientific American(十一)月

This is Scientific Americans 60-Second Science.I'm Cynthia Graber . This will just take a minute. (Chirping sound.) That may not sound likemuchbut its the loudest animal in the world. For its size, that is. Theinsect called the water boatman is two m

发表于:2019-01-08 / 阅读(148) / 评论(0) 分类 Scientific American(七)月

超声成像 ultrasonic imaging 实时成像 real-time imaging 灰阶显示 gray scale display 彩阶显示 color scale display 经颅多普勒 transcranial doppler 彩色多普勒血流显像 color doppler flow imaging 彩色血流造影 color flow

发表于:2019-01-08 / 阅读(146) / 评论(0) 分类 医学英语

Lindsey KaneYou'll be whole to the one in the corner i got something to say you have never been alone know not even a day and i know that you feel a hope is gone away lost and fogot it and things take it away~~ but you wanna always be this way so you

发表于:2019-01-09 / 阅读(118) / 评论(0) 分类 好听的英文歌曲

AS IT IS 2013-08-19 Survival Shelters, Tornadoes and Old Ironsides 生存避难所,龙卷风和老铁壁 Hello, and welcome to the Monday edition of As It Is, our daily show for people learning everyday American English. 大家好,欢迎大家收听周

发表于:2019-01-12 / 阅读(130) / 评论(0) 分类 2013年VOA慢速英语(八)月

AS IT IS 2013-09-11 Rising Temperatures Could Mean More Wildfires 不断上升的气温可能会意味着更多的森林大火 From VOA Learning English, welcome to As It Is! Im Mario Ritter. On our show today, we hear from two weather experts. We he

发表于:2019-01-12 / 阅读(259) / 评论(0) 分类 2013年VOA慢速英语(九)月

By Doug Levine Washington 27 June 2007 It's been more than 15 years since saxophonist Joshua Redman won first prize at the Thelonious Monk International Jazz Competition. That honor proved to be a worthwhile stepping stone, as he went on to record mo

发表于:2019-01-13 / 阅读(166) / 评论(0) 分类 2007年VOA标准英语(六月)

Chris Hillman Edward Pederson's At Edwards BarnChris Hillman and Herb Pedersen had bluegrass in common when they met as teenagers in Los Angeles back in the early '60s, but the two didn't make much music together until years later. Hillman first came

发表于:2019-01-13 / 阅读(125) / 评论(0) 分类 VOA标准英语2010年(十二)月

LOURDES GARCIA-NAVARRO, HOST: If you're familiar with the band Disturbed, you're probably used to hearing them sound like this. (SOUNDBITE OF DISTURBED SONG, INSIDE THE FIRE) GARCIA-NAVARRO: But last year, the band softened its sound when they covere

发表于:2019-01-16 / 阅读(131) / 评论(0) 分类 2017年NPR美国国家公共电台1月

生活大爆炸第一季第六集_1:The Middle Earth Paradigm -Rajesh: Okay, if no one else will say I will. We really suck at paintball. 好吧,如果没人说那就我来说。我们在彩弹比赛中的表现实在太差了! -Howard: That wa

发表于:2019-01-28 / 阅读(232) / 评论(0) 分类 生活大爆炸第一季

Abadie's Sign Chinese阿巴迪征(跟腱受压无感觉,见于脊髓痨) Abaptiston Chinese安全开颅圆锯 abarognosis Chinese压觉缺失 abasia astasia Chinese立行不能 abasia Chinese步行不能 abdominal reflex Chinese腹壁反射 abduction Chinese外展 abiotrophy Chinese生活力

发表于:2019-02-07 / 阅读(152) / 评论(0) 分类 英文语法词汇

So what really happened? Hertzfeld asked. Is it really as bad as it looks? 到底发生了什么?赫茨菲尔德问道,真的有这么糟吗? No, it's worse. Jobs grimaced. It's much worse than you can imagine. 不,更糟,乔布斯一副愁眉

发表于:2019-02-15 / 阅读(128) / 评论(0) 分类 乔布斯传

Doppler on Wheels Rolls Into Tornados Doppler radar reads the weather based on reflections from items moving through the air. Joshua Wurman was the first to put the technology on wheels and drive it directly into the path of a tornado. I invented Dop

发表于:2019-02-17 / 阅读(185) / 评论(0) 分类 VOA常速英语2013年(八月)

The Way It Goes (Acoustic) - Passenger One man's home is another man's journey Stars shine late and the sun shines early One man's straight and another man's curly It's just the way it goes One man's trash is another man's treasure Rummaging around i

发表于:2019-02-18 / 阅读(131) / 评论(0) 分类 英文摇滚歌曲

歌曲 : Love One Another 艺人 : A Current Affair 音乐星级 : ★★★ 所属专辑 : Life in an Hourglass 发行年代 : 2007 风格 : Alternative Rock 介绍 : A Current Affair是一只来自美国加州的由5人组成的摇滚乐队。他们最初被当地的广播台挖掘,而广播台也因

发表于:2019-02-20 / 阅读(174) / 评论(0) 分类 英文摇滚歌曲
学英语单词
'member
-cycline
abyed
airplane pitch axis
allowable maximum circular velocity
aphis pomi van de geer
applied forecasting
arteriagra
belles-lettristic
binary serial signlling rater
blue curls,blue-curls
break your back
bushfighting
child attitude survey
chinese water pine ?
close rate
coccine
cone-type
cornucoquimba subgibba
country of internment
criterion of efficiency
die radius
double length arithmetic
dual personality
durifruticeta
electric primer
embolismic
Failure Swing
Flein
flexible metal hose
from the inside
furnace control
Gorinchem
heedest
Hippel's disease
horizon offset section
hydriscapha takahashii
Hyoscyamus muticus
immunoprecipitates
impetigo staphylococcic
indium-containing alloy
ketas
lagunaire
lined up
linolenyl alcohol
macquarrie
made an impression on
marcussotte
merchant shape
Meuse-Argonne
micro-injector
missouri primroses
multichannel photometer
mwethya
mystifier
non-callable
noncrossed product
occupation coefficient
one-dimensional analysis
parameter substitution
pecksniffs
Pelonema
Penrose staircase
performing loan
pigweed
plummetting
postexilic
proto-planetary nebula
pulse code modulation cable
punch tape press
qinghaiensis
quasi-dielectric
quasi-self-conjugate extension
radiating
raftpath
recursive deconvolution
sarcine(hypoxanthine)
Serif font
set someone on a pedestal
slamhog
sodalitophyre
solid caustic soda section
spica descending bandage
Starrsville
station masters
steerable tail wheel
still-yard
sweeps back
tamperes
thromboregulation
torsion machine
transient trajectory
transparent glaze
under exploitation
under water cutting
vapour phase growth type
videometer
Vitry-le-Francois
weitzmen
Yachimata
Zaidi
zip mode