[医] 人工放射性, 人工放射现象

artificial radioactivity的用法和样例:

例句

  1. In addition there are many natural and artificial radioisotopes and radioisotopes new synthetic elements.此外还有许多天然放射性同位素和人工放射性同位素和人工合成新元素。

Recording technology has changed a lot over the years, but you can still do one essential thing. You sit in front of a microphone and you tell a story, which here we are again this Friday morning because it's time for StoryCorps. It's an oral history

发表于:2018-12-02 / 阅读(237) / 评论(0) 分类 2007年NPR美国国家公共电台

4. In an experiment pubished in 1988, social psychologist Fritz Strack of the University of Wurzburg in Germany asked volunteers to hold a pen either with their teeththereby creating an artificial smileor with their lips, which would produce a disapp

发表于:2018-12-04 / 阅读(149) / 评论(0) 分类 考研英语长难句讲解

[0:0]arithmetic arouse arrange算术 引起,唤起 安排,准备 [0:37.8094]arrest artificial artistic aspect逮捕,拘留 人工的,人造的 艺术的,美术的 方面,面貌 [1:31.0307]assemble assembly assess asset混合,聚集 立法机构,议会 对...估价 人价值的,优点 [2:22.6436]as

发表于:2018-12-05 / 阅读(203) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

Scientists at the Massachusetts Institute of Technology (MIT) have created what could be a breakthrough in providing clean, alternative energy. Researchers have invented an artificial leaf that splits water into hydrogen and oxygen and stores the ene

发表于:2018-12-07 / 阅读(225) / 评论(0) 分类 创新英语

Researchers Create Artificial Skin With Sense of Touch Scientists have recently made considerable gains in creating human-like artificial limbs, but they still look and feel artificial. That could change with a development from South Korea. Researche

发表于:2018-12-16 / 阅读(149) / 评论(0) 分类 VOA标准英语2015年(一月)

Unit 7 Where would you like to visit? [00:04.88]SECTION A [00:07.84]1b Listen.Where would San,Gina,and Lydia like to go on vacation? [00:17.71]Why?Fill in the chart. [01:00.55]2a Listen and number these statements in the order that you hear them. [01

发表于:2018-12-17 / 阅读(298) / 评论(0) 分类 新目标初中英语九年级(全一册)

Voice 1 Welcome to Spotlight. Im Ryan Geertsma. Voice 2 And Im Anne Muir. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 3 You have got to go in spring. I

发表于:2018-12-19 / 阅读(202) / 评论(0) 分类 环球英语 Spotlight

UNIT 56 FOOD, CLOTHING AND SHELTER( Ⅰ ) Lesson 111 Part Ⅰ UNIT 56 FOOD, CLOTHING AND SHELTER( Ⅰ ) Lesson 111 Part Ⅰ Warming-up Exercises Spot Dictation: Eating Habits Eating _____change from g

发表于:2018-12-27 / 阅读(139) / 评论(0) 分类 英语听力入门 (全四册)

MR CAVORS FLYING MACHINE When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon. As it had neither wings nor an engine, I was amazed and asked him how his machine could fly. The secret lay in

发表于:2018-12-29 / 阅读(236) / 评论(0) 分类 人教高中英语高二

Artificial Muscle Brings Back Blink A study in the Archives of Facial Plastic Surgery reports the development of an artificial muscle system that could restore the ability to blink to stroke and injury patients. Cynthia Graber reports Most of us blin

发表于:2019-01-02 / 阅读(267) / 评论(0) 分类 60秒科学

Mr Cavors Flying Machine When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon.As it had neither wings nor an engine,I was amazed and asked him how his machine could fly.The secret lay

发表于:2019-01-09 / 阅读(355) / 评论(0) 分类 高中英语听力人教版第二册

Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani

发表于:2019-01-14 / 阅读(234) / 评论(0) 分类 VOA标准英语2011年(四月)

Scientists say they have successfully tested artificial blood vessels grown in the laboratory. In a heart bypass operation, surgeons typically remove a vein from a patient's leg and use it to replace blocked arteries that feed the muscles of the hear

发表于:2019-01-14 / 阅读(202) / 评论(0) 分类 VOA标准英语2011年(二月)

By Melinda Smith Washington, DC 15 February 2008 Obesity is becoming a worldwide problem, even in developing countries. But diet drinks and food prepared with sugar substitutes do not seem to help curb people's appetites. Now a new study may provide

发表于:2019-01-19 / 阅读(176) / 评论(0) 分类 VOA常速英语2008年(二月)

唐顿庄园第一季第三集_2 [INT. THE VILLAGE - DAY] [Matthew rides his bicycle into the village and ring the bell on it as he comes upon Edith.] LADY EDITH Oh. [Matthew tips his hat and gets off his bicycle.] MATTHEW CRAWLEY Hello. I'd offer yo

发表于:2019-01-29 / 阅读(352) / 评论(0) 分类 唐顿庄园第一季

In the spring of 1904, Rutherford traveled to London to give a lecture at the Royal Institutionthe august organization founded by Count von Rumford only 105 years before, though that powdery and periwigged age now seemed a distant eon compared with t

发表于:2019-01-29 / 阅读(165) / 评论(0) 分类 万物简史

今天我们要学的词是 artificia。Artificial 人造的。artificial intelligence 人工智能。不久前,The FDA approved a new artificial retina device that would help some people regain part of their sight. 美国食品和药物管理局批准

发表于:2019-01-30 / 阅读(173) / 评论(0) 分类 英语单词荟萃

Human bodies are frail, easily damaged packages full of parts that can never fully come back once lost. Luckily, researchers worldwide are working on replacing every bit of the body to make us all cyborgs. 人的身体是十分脆弱的,有些娇弱的

发表于:2019-02-08 / 阅读(498) / 评论(0) 分类 阅读空间

Artificial Speech Mimics Real Thing 合成声音发展渐入佳境 未来虚拟声音真假难辨 At a University of Arizona laboratory, Professor Brad Story analyzes the voices of singers, actors and public speakers both live and on audio tape. 在亚

发表于:2019-02-12 / 阅读(240) / 评论(0) 分类 VOA标准英语2011年(十一月)

A scare in Japan over beef contaminated with radioactivity spread on Sunday, with more areas of the country reporting tainted meat. Japanese media say meat from 132 cattle that ate straw contaminated with extremely high levels of radioactive cesium h

发表于:2019-02-18 / 阅读(150) / 评论(0) 分类 英语新闻
学英语单词
a nasty one
additional item
air escape pipe
aldhelms
apiczon
Apron Conveyors
articulated barge
attorney fee
augmentin
auto-leveller
ballon
bankruptcy proceeding
bath-gel
be addicted
be enrolled in
be worlds away
beileve
bottle block
cargoes and parcels
carry-over point
celling fan
chenodiol acid
cherishly
citizens advice bureau
cocoa butter equiralent
cold boiler
combined downcast-uptake ventilator
conducting wire
contradictory
cross cut circular saw
Cutting's butter
Didymocarpus
electronegativity
emergency trip header
EMS (emergency switch)
encephalitis hyperplastica
epizoanthid
Eurasian jay
filmsetter
fixedwordlength
flask conveyor
float ledger
frost line
fugue by contrary motion
Gottschalk
habeus
hapaxanthic
hexamethylenebisacetamide
high-angle fire
initial problem
injudiciousnesses
inunulide
inverted gamma distribution
Irish welcome
kootered
lithium aluminum hydride
long-term supply
Maurier
metal-fabrication
mountain glacier(alpine glacier)
N-tert.-butyl-2-benzothiazyl sulfenamide
NAAC
non-relativistic cosmology
Ojuelos de Jalisco
para-aminosaliclyic acid
peep sight glass
phantom orchids
Pharmanalytics
phosphoglucoisomerase
pistacia gall
piston chamfer
Pseudochlorite
pseudopelade of Brocq
radar frequency
rechloridation
resin glycoside
rhyphid
ridge fold
rising tank
rough slotting
Schellebelle
seocndary pollutant
severodonetsk
shanghai normal university
Shi'āb
shoot home
signalling attention
sportz
stewart-richardson
sulphoraphene
superstimulates
surface flares
synpneumonic empyema
Syrians
telescoped mineralization
theory of cycle
trench-systems
Ulaid
unionisations
untidiest
weight--to-power ratio
wellawo