[数] 齿面法线

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Beauty is only skin deep. And the beauty of shiny white teeth is even less deep. Because a new study shows that fluoride forms a thinner protective shiel

发表于:2018-12-02 / 阅读(185) / 评论(0) 分类 Scientific American(十二)月

February 28 is National Tooth Fairy Day. This day celebrates one of childhoods make-believe visitors. Others include Santa Claus and the Easter Bunny. The Tooth Fairy comes in the middle of the night after a child loses a milk tooth. Parents tell the

发表于:2018-12-04 / 阅读(157) / 评论(0) 分类 英语课程学习计划和讲义

Ben's tooth Ben was eating an apple at school, ow! he said. Oh, look! My tooth has come outand here it is, in my apple! Ben went to show his teacher. Look, Mrs. Green, he said, My tooth has come out. Here's a little box to put it in, said Mrs, Green.

发表于:2018-12-06 / 阅读(229) / 评论(0) 分类 Cherry老师讲英文故事

UNIT 9 Text A Pre-reading Activities First Listening 1. As you listen to the passage the first time, circle the words from the list that you hear. ice hate perish snow fear suffice frost despair hold

发表于:2018-12-11 / 阅读(117) / 评论(0) 分类 21世纪大学英语读写教程

Days of Painful Tooth Repair May Be Over From VOA Learning English, this is the Health Lifestyle report. Many people fear a visit to the dentist. They are not so much afraid of the doctor, but of the dental equipment and treatments. Well, fear no mor

发表于:2018-12-16 / 阅读(146) / 评论(0) 分类 2015年VOA慢速英语(九)月

Maxwell put up his hand and waited for his teacher, Mrs. Gilbert, to notice him. Do you have a question, Maxwell? she asked. Its more like a problem, Maxwell said. I lost my tooth. Maxwell stood up and held out his hand to show his class his baby too

发表于:2018-12-18 / 阅读(132) / 评论(0) 分类 Children’s Stories-儿童故事集

Flawless pearls are among the most symmetrical spheres biological organs. But do they get so round? Turns out they turn. Pearls and mollusks such as oysters create so-called pearls acs around intrusive pieces of grit. The sac coat the yelten with the

发表于:2018-12-24 / 阅读(126) / 评论(0) 分类 Scientific American(六)月

a tooth pulled A man and his wife entered the dentist's office. The man said, I want a tooth pulled. We're in a big hurry, so forget about any pain killers. The dentist said,You're very brave. Which tooth is it? The man said to his wife, Show him y

发表于:2018-12-26 / 阅读(142) / 评论(0) 分类 英语笑话(MP3+文本)

By Lisa Schlein Geneva 31 October 2007 The World Meteorological Organization says theLa Niaweather event is under way across the central and eastern equatorial Pacific and these conditions are expected to continue through the first quarter of 2008. L

发表于:2019-01-03 / 阅读(135) / 评论(0) 分类 2007年VOA常速英语(十月)

A: Hello, could you tell me my test results? B: Your results are posted on the website. Just put in your password and you can see the exact numbers. A: Are you saying that all my results were normal? B: We always contact you by phone to come in if th

发表于:2019-01-15 / 阅读(200) / 评论(0) 分类 英语情景对话-健康

释义: Long:长的,tooth:牙齿;字面来看呢,long in the tooth是牙齿长的意思; In english:Old in age. Mostly used when referring to people or horses.英文里指的是年纪大,一般指的是人或者一匹马; 来源:

发表于:2019-01-17 / 阅读(124) / 评论(0) 分类 英语俚语天天说

He dreamed that one of his teeth had fallen out. He told his classmate. She said, In my country, such a dream means a relative is going to die soon. He asked, Really? Any particular relative? She said, Yes. It depends on which tooth falls out. He sai

发表于:2019-01-22 / 阅读(133) / 评论(0) 分类 英文短篇故事(纽约)

New York City's mayor is against smoking. Stores that sell cigarettes must display big anti-smoking ads. One ad shows a decayed tooth. The ad says, Smoking Causes Tooth Decay. Quit Smoking Today. Call 311 or 1-866-NYQUITS. Store owners are upset. The

发表于:2019-01-30 / 阅读(172) / 评论(0) 分类 原版英语小短文

Primitive peoples believe that hair, nail clippings, and lost teeth remain magically linked to the owner even after they have been disconnected from his body. As any voodoo artist will tell you, if yo

发表于:2019-02-05 / 阅读(178) / 评论(0) 分类 阅读空间

Are you a normal person? 你是正常人吗? During a visit to the mental asylum, a visitor asked the director ..., What is the criterion that defines a patient to be institutionalized? Well... said the director, we fill up a bathtub, and we offe

发表于:2019-02-06 / 阅读(164) / 评论(0) 分类 趣味英语

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发表于:2019-02-19 / 阅读(170) / 评论(0) 分类 加州英语分级G1

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发表于:2019-02-26 / 阅读(156) / 评论(0) 分类 加州英语分级G1

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发表于:2019-02-26 / 阅读(148) / 评论(0) 分类 加州英语分级G1

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发表于:2019-03-02 / 阅读(165) / 评论(0) 分类 加州英语分级G1

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发表于:2019-03-02 / 阅读(160) / 评论(0) 分类 加州英语分级G1
学英语单词
-el
abdulhadi
achrobystia
acrylic acid cyclohexyl ester
age-graded
antisepsis
aphrodisiacal
ascitic type
automatic speech recognition
be no judge of
bookishly
butt-weld joint
called back
chaotropism
civil official
climbing nightshades
color purity coil
count code
cronjob
cylindrical elevator
cynometra cauliflora wall.
dedicated word processor
deep design
despoilment
drying unit
Eastern Church
eckhoff
ecliptic poles
electrical communication system
Fa-hsien
fanspeak
filamentary transister
formicatory
freshman orientation
funereally
fusion of metals
gain entrance to
gynos
hametag impact mill
Hamming distance
Hedysarum iliense
hittorf method
horizontal segregation
hostries
iliolumbar ligament
inducing Ying heat into Qi phase
intercolumnary
isotope signature
Kibungu
lay barge
long range position determination system
march in a net
matlo
Methysulphonal
Midsummer-shoot
mind-raping
mo's
moments of binomial distribution
myzostomid
neurochorioditis
nonforfeitable
nonfreeway
nonsoluble (insoluble)
novoye
Nungju
oranje
overtries
pairwise transitive group
Paralympian
Pedicularis laxispica
phenomercazine
polycony
precaudal vertebrae
precipitation-hardenable stainless steel
principal hydrolysis
pulverizes
recidivating
retrogressional
run-dmcs
russet
Schizozygine
side joint
slurry to be filtered
solublecored oil cooling gallery
spastic paralysis
special trust
Streptococcus rubiginosus
sulfanole
that's what's up
third rail collection
tied double changeover design
triphase catalyst
turbulent flow core
Valencia orange
visible customs tax
visus diminutus
vocal print
washing power
Webby Award
Wheelus Airfield
whoremongers
wobat