音标:['metәmә] ;
n. 位变异构体
[化] 位变异构体
n. Any one of several metameric forms of the same substance,
or of different substances having the same composition; as, xylene has
three metamers, viz., orthoxylene, metaxylene, and paraxylene.

发表于:2018-11-29 / 阅读(517) / 评论(0) 分类 迪斯尼儿歌第二集

Herman Koch Gets Meta In 'Dear Mr. M' play pause stop mute unmute max volume 00:0006:04repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. LINDA WERTHEIMER,

发表于:2018-12-02 / 阅读(201) / 评论(0) 分类 2016年NPR美国国家公共电台8月

PEOPLE IN AMERICA -April 7, 2002: in-in-the-Face By Paul Thompson VOICE ONE: Now, the VOA Special English program, PEOPLE IN AMERICA. I’m Steve Ember. In the early days of the last century, an Ameri

发表于:2018-12-15 / 阅读(215) / 评论(0) 分类 People in America

This monument to Islamic heritage is getting a new lease on life. The Bou Inania Medersa or Koranic school was once an architectural jewel of the medieval city of Fes. But centuries of neglect have taken a toll. Restorers are cleaning layers of white

发表于:2018-12-30 / 阅读(246) / 评论(0) 分类 国家地理2007年

It is early evening and soon this amphitheater will be standing room only for the evening show. Bats, hundreds of thousands of Mexican Free-tailed bats, are hungry tornado that swirls out of New Mexico's Carlsbad Caverns each night in search of food.

发表于:2018-12-30 / 阅读(273) / 评论(0) 分类 国家地理2007年

Todd: Hey, Keri. Let's talk about summer. Kerri: OK. Todd: Do you like summer? Kerri: Yes, I do. Todd: OK. Why? Kerri: Because it's warm, and blue skies, and fluffy white clouds. Todd: That's true. Now, you grew up in Southern California. What was it

发表于:2019-01-02 / 阅读(173) / 评论(0) 分类 英语访谈对话

THIS IS AMERICA - November 25, 2002: Thanksgiving By Jerilyn Watson VOICE ONE: It is one of America’s most popular holidays. It is a day for expressing thanks for the good things in life, especially

发表于:2019-01-02 / 阅读(321) / 评论(0) 分类 This is America

THIS IS AMERICA -December 9, 2002: Songs About American Cities By Shelley Gollust (Theme) VOICE 1: Most Americans have a city they like best. It may be the city they were born in. It may be the city t

发表于:2019-01-02 / 阅读(212) / 评论(0) 分类 This is America

头孢菌素类 第二代 头孢呋辛钠 Cefuroxime Sodium 头孢呋肟,赐福乐信,舒贝洛,西力欣,特力欣,明可欣,CXM,Zinacef,Monacef,Ketocef,Furex Kesiut,Supero 头孢

发表于:2019-01-03 / 阅读(195) / 评论(0) 分类 医务英语

johnJacobjingleheimerSchmid t JohnJacobjingleheimerSchmidt, Thatsmyname,too! WheneverIgoout, Thepeoplealwaysshout, johnJacobjingleheimerSchmidt! Da,da,da,da 提示: 重复四次,主歌部分越来越小声,但 da 部分越来越大声

发表于:2019-01-10 / 阅读(282) / 评论(0) 分类 Wee Sing In The Car

A: Can you tell me where it hurts? B: I am so glad they called you. It feels like something is really wrong with my stomach! A: Does it hurt when I push here? B: Its mostly on my right side. Right here! A: Have you been feeling this way for awhile? B

发表于:2019-01-15 / 阅读(246) / 评论(0) 分类 英语情景对话-健康

The China Anti-Doping Agency said Sun Yang had tested positive for a banned stimulant trimetazidine, state news agency Xinhua reports. 中国新华社消息,中国反兴奋剂中心宣布孙杨因在兴奋剂三甲氧苄嗪检测中呈阳性被禁赛

发表于:2019-01-16 / 阅读(197) / 评论(0) 分类 英语新闻

MARY LOUISE KELLY, HOST: After a big fashion show, there's always the question, which trends will make the leap from the runway to real life? After Paris Men's Fashion Week, we ask, do shoes need their own pair of shoes? ARI SHAPIRO, HOST: The Chines

发表于:2019-01-16 / 阅读(193) / 评论(0) 分类 2018年NPR美国国家公共电台2月

PEOPLE IN AMERICA -June 30, 2002: Lou Gehrig By Jeri Watson ANNCR: Now, the VOA Special English program, PEOPLE IN AMERICA. A North American Major League baseball record was established in Nineteen-Th

发表于:2019-01-25 / 阅读(235) / 评论(0) 分类 People in America

My legs are hairy for a good reason, replied Charlotte. 我的腿毛茸茸是有道理的,夏洛回答说, Furthermore, each leg of mine has seven sections, the coxa, the trochanter, 而且我的每条腿有七个节,基节、转节、 the femu

发表于:2019-01-29 / 阅读(248) / 评论(0) 分类 夏洛的网

PEOPLE IN AMERICA – August 4, 2002: Ann Landers By Caty Weaver VOICE ONE: I’m Mary Tillotson. VOICE TWO: And I’m Steve Ember with the VOA Special English program PEOPLE IN AMERICA. Today, we tel

发表于:2019-01-30 / 阅读(391) / 评论(0) 分类 People in America

What do the Big Apple and Sin City have in common? According to a recent survey, they're both among the hippest places in the world. In fact, New York City and Las Vegas are the two coolest cities in the US, tied for the No. 1 spot in annual measure

发表于:2019-02-03 / 阅读(221) / 评论(0) 分类 实用英语

夏日的阳光为何总是如此钟爱斯堪迪纳维亚的瑞典?虽然我的地理知道告诉我,瑞典并非我想象中般温暖宜人,但the charade的首张 专辑却将明媚的阳光散落在我的心坎。这样优秀的专辑常常是容易被人遗忘的,我想为自己的twee pop倾向找一个适当 的理由,然而我找到理由总是

发表于:2019-02-05 / 阅读(258) / 评论(0) 分类 音乐咖啡厅

Halloween Comes to AmericaAs European immigrants came to America, they brought their varied Halloween customs with them. Because of the rigid Protestant belief systems that characterized early New England, celebration of Halloween in colonial times w

发表于:2019-02-09 / 阅读(280) / 评论(0) 分类 英美文化

An astronomer used to walk out every night to gaze upon the stars.It happened one night that,as he was wandering in the outskirts of the city,with his whole thoughts rapt up in the skies,he fell into a well.On his holloaing and calling out,

发表于:2019-02-17 / 阅读(241) / 评论(0) 分类 趣味英语
学英语单词
access frequency
advertising message
antiatoms
antispray guard plate
aspergillus asperescens
carbon-to-carbon rupture
Castoroides
cervarita sonani
chif
chromatic bodies
citylink
codeswitched
collbran
Colvasone
cyclic pattern
degree of achromatism
devotchkas
diagnostic knowledge
Diskpart
drawing method
drosophila (drosophila) angor
edgar douglas adrians
electricity failure
exotherm
expiration date
facial-accessory nerve anastomosis
fin membrane
flight blade
flipperlike
floral tube
florman
full subsidence
gelong
glacial groove
gray mail
ground vibration velocity
group of bit
Haemogregarina
half chest
hard wire logic
high-etmperature chemistry
informationists
interpulsation
Iranianisms
kaimakams
Lamb wave
lampras
lineae poplitea
liquorice root
lorications
low-key(ed) picture
lowering time of boom
malcoha
mccampbell
membraniporid
method of soil preparation
mirobalan
morphogenesis in plant
moving prominence flare
Moynihan's symptom-complex
mynament
network terminal option
newly created
noonings
nourishing yin for lowering fire
penal rate
plant parameter
plutometamorphism
poor conductive
presentential
procathedrals
q switched laser
random access processing
rhopalism
robing room
rubricaulis
Rubyist
Samara River
scheduler work area data set
shagger
Shcherbinka
side effect
sirship
slaanesh
sliding motion
stepping out on
subgrade restraint
synchro-mesh transmission
throwing events
transphosphorylating
Tyssedal
Uninet.
uniquely ergodic
user data constraint
vane attenuator
vexedly
vili
whipping cream
windsorized
winterishly
wwdc
zero-sequence current