超声多普勒效应

[00:03.84]第四部分 在泌尿科门诊 [00:07.68]1.How long has this been going on? [00:21.00]这种情况有多久了? [00:34.32]2.Does it hurt when you pass water? [00:47.95]小便时有痛感吗? [01:01.57]3.How often do you usually pass water? [01:12.15]你通常每天小便

发表于:2018-12-05 / 阅读(190) / 评论(0) 分类 医疗服务英语

科学家们创造可触摸的虚拟影像 Motion recognition technology already allows users to command computer-controlled devices by waving a hand above a sensitive surface. 动作识别技术已使得用户能够通过挥手对电脑控制的设备

发表于:2018-12-16 / 阅读(162) / 评论(0) 分类 VOA标准英语2015年(九月)

Foldable white canes help the visually impaired navigate their surroundings, but the guide stick's tactile (preceptible by touch or apparently so) nature offers only so much information. The cane's user must manually find and avoid obstructions, but

发表于:2018-12-24 / 阅读(110) / 评论(0) 分类 2015年Scientific American(五)月

1177 、 程序;程序 program 1178 、 稀释剂;天拿水 thinner 1179 、 等角投影 isometricprojection 1180 、 等角投影纸;斜格纸 isometricgridpaper 1181 、 等角投影图;均角

发表于:2019-01-03 / 阅读(126) / 评论(0) 分类 英文名句短语

225.The atypical tycoon不合定型的巨头 tycoon-undaunted Tom Downing did not typify the definition of tycoon. He wasnt typically arrogant. In fact, he had an uncanny sense of commonness to him. Most of the rich are tyrannical people, but Tom was

发表于:2019-01-08 / 阅读(142) / 评论(0) 分类 胡敏托福词汇记单词

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(165) / 评论(0) 分类 医学英语

Urine Analyzer 尿液分析仪 blood sugar(glucose ) analyzer血糖分析仪 test strip 测试条 reagent 试剂 Semi-automatic Biochemical Analyzer半自动生化分析仪 Automatic Blood Cell Analyzer全自动血细胞分析仪 Urine sediments

发表于:2019-01-08 / 阅读(175) / 评论(0) 分类 医学英语

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(144) / 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(271) / 评论(0) 分类 2013年VOA慢速英语(九)月

Scientists Use Sound Waves to Find Hidden Cracks in Bridges, Airplanes 科学家利用声波在桥梁和飞机寻找隐蔽的裂缝 On August 1, 2007, a steel bridge in Minneapolis, Minnesota, collapsed, sending people and vehicles into the Mississip

发表于:2019-01-12 / 阅读(135) / 评论(0) 分类 2015年VOA慢速英语(四)月

利用声音图像发现设施上裂纹 Finding hidden cracks in large structures, such as bridges and airplanes, can be the difference between life and death, if the flaw leads to a catastrophic collapse. Scientists at Bristol University in Britain

发表于:2019-01-14 / 阅读(114) / 评论(0) 分类 VOA标准英语2015年(八月)

How do you attract a mate? If youre a male mouse, you take the Frank Sinatra approachyou sing. Scientists have known about crooning male mice for years. And past experiments showed that if you leave male mice alone with an unconscious female or even

发表于:2019-01-20 / 阅读(148) / 评论(0) 分类 2017年Scientific American(三)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(244) / 评论(0) 分类 生活大爆炸第一季

[Cartoon audio clip] We interrupt your regular broadcast to bring you this important news bulletin. Humans can talk. Chimps cant. Your scientific jargon staggers me, Pinky. In recent years scientists have learned that mutations in a gene called FOXP

发表于:2019-01-30 / 阅读(185) / 评论(0) 分类 60秒科学

As well as the school, the cave houses eighteen families, together with their livestock. These could be the only cave-dwelling cows on earth. With schoolwork over, its playtime at last. In Southern China, caves arent just used for shelter; they can b

发表于:2019-02-02 / 阅读(178) / 评论(0) 分类 英语听力:文化博览2008年

Vibrating gloves will soon replace the white cane to help blind people see their surroundings. 不久的将来,振动手套将取代盲杖帮助盲人看见周围的环境。 This is the prediction of a British team who has developed a prototype gl

发表于:2019-02-03 / 阅读(127) / 评论(0) 分类 阅读空间

It's hard to teach a robot to sew. 教机器人缝纫是非常困难的。 Robots are good at handling materials that are rigid and easy to lift, cut and maneuver. 机器人擅长处理易于拿起、剪切、调转的硬质材料。 But it's a diffe

发表于:2019-02-06 / 阅读(142) / 评论(0) 分类 英语新闻

英语特殊结构的句型比较固定,在纷杂的英语句子中找出一些普遍性和代表性的规律,对理解或翻译颇有裨益。在尊重汉语习惯表达方式的前提下,如何将英语特殊结构译成准确的汉语,是提

发表于:2019-02-09 / 阅读(134) / 评论(0) 分类 英语笔译

质量合格证书 certification of fitness 原材料 raw material 底板 bottom plate 垫层 cushion 侧壁 sidewall 中心线center line 条形基础 strip footing 附件 accessories 型钢 profile steel 钢板 steel plate 熔渣 slag 飞溅 weldin

发表于:2019-02-15 / 阅读(197) / 评论(0) 分类 实用英语

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(200) / 评论(0) 分类 VOA常速英语2013年(八月)
学英语单词
a quickie
Affade
Affinghausen
ampel-
annular ligament of digits of hand
as surly with a sore head
Asaphelina
auxiliary computing system
axial hypermetropia
basedowoid
beta-esterase
bioscopy
birinci sixli
blade wheel rotor
bleeaunt
boiler feed system
boundary tissue
Caroaebe, R.
Cartilago arytenoidea
cast-in aluminium
Cizhu Wan
Cleisostoma fuerstenbergianum
close and return
complementary colour removal
connectionless session
corrugated metal joint ring
cut out step
cutter jib
cymatium parthenopeum echo
debaggers
deck foam fire extinguishing system
desistest
diselectric
etomoxir
Euclid-solid
Firbolg
flagellist
foraminiferan
gas layer
genorheithrum
halophyte domestication
hegman gage
hemophilic bacteria
hors de combat
hydrogen dryer
hyperfine transition
instruction handbook
interactive graphic program
intermediate culture
jennite
Karczów
laydays
limestone salamanders
link resonance
liquified petroleum gas carrier
macroscopic fission cross section
mamillar
map exhibition
matching draft
may have
minoritarians
minute dose
Mittelbach
nasal foreign-body forceps
non controlled
noncontradictions
operational research (or)
optimum-contour
plantation walking horses
polygonation
polynomialism
potato A-mosaic virus
project financing
Pronethalal
purt
queueing
radar screen (or radar fence)
recourse
reduced vergence
relative costs
return sttatement
reverse braking
right-half plane
safety earthing
samedol
scapula
secretagogues
selective perforation
single-product
sodium sulfovanadate
Sudhurland
surface dressing
symptomatological
thiophanate methyl
Tolomo
unchecked exceptions
unpartaking
uterus bifidus
ventoes
vertically divided mold
Wu Jingzi
ysmacked