釉质细胞

If you look up 'tea' in the first cookery book that comes to hand you will probably find that it is unmentioned; or at most you will find a few lines of sketchy instructions which give no ruling on several of the most important points. This is curiou

发表于:2018-11-29 / 阅读(157) / 评论(0) 分类 阅读空间

Ennis Del Mar wakes before five, wind rocking the trailer, hissing in around thealuminum door and window frames. The shirts hanging on a nail shudder slightly inthe draft. He gets up, scratching the grey wedge of belly and pubic hair, shuffles to the

发表于:2019-01-01 / 阅读(80) / 评论(0) 分类 断背山

Enamel prisms - rod-like bundles of hydroxyapatie crystals which are orientated at right angles to the tooth surface. Each prism can be traced from the outside of the enamel all the way to the dentine

发表于:2019-01-03 / 阅读(70) / 评论(0) 分类 医务英语

Epidermal growth factor - a cytokine that stimulates epithelial cell proliferation. Epinephrine - a neurotransmitter substance found at all adrenergic synapses (nor epinephrine or epinephrine). It is

发表于:2019-01-03 / 阅读(137) / 评论(0) 分类 医务英语

Cemento-enamel junction- the junction between the enamel covering the crown of the tooth and the cementum covering its root. Often referred to as the CEJ. Cementoblasts - cells of mesenchyme origin, i

发表于:2019-01-03 / 阅读(53) / 评论(0) 分类 医务英语

Polymers-large molecules made up of many joined units of a more simple molecule. Examples are polysaccharides and polypeptides. Polypeptides; -chains of amino acids joined by peptide bonds. They are n

发表于:2019-01-03 / 阅读(94) / 评论(0) 分类 医务英语

Quadrate - one of the bones which together with the articular bones and the dentary, made/make up a reptile's jaw. In mammals the quadrate bone is incorporated into the middle ear as the incus. Ramus

发表于:2019-01-03 / 阅读(136) / 评论(0) 分类 医务英语

Very happy and we feel we are one together - young teachers heroic feelings, My name is Ling, graduation Yidu teacher. I was crying my choice too, have work for me sad too, because I embarked on a career like I did not do a very poor teacher, I cry m

发表于:2019-01-08 / 阅读(149) / 评论(0) 分类 英语演讲

Human Teeth 人的牙齿 Teeth are the hardest thing in the human body. 牙齿是人体中最坚固的东西。 They are not made of bone. 它们不是由骨骼构成的。 They are made of enamel, gum and so on. 而是由牙釉质,牙龈等构成的

发表于:2019-01-10 / 阅读(93) / 评论(0) 分类 与美国小学生一起学英文第2册

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

发表于:2019-02-07 / 阅读(210) / 评论(0) 分类 趣味英语

It's not exactly a newsflash that one of the most important reasons to brush your teeth is to fight off cavities (not to mention prevent bad breath). But what if the way you brush your teeth actually makes you more susceptible to cavities, tooth deca

发表于:2019-02-07 / 阅读(76) / 评论(0) 分类 阅读空间

Countless arguments have been waged over the superiority of one beverage over the other. But what does the scientific evidence say? 关于这两种饮料孰优孰劣的问题已经引发了无数争论。但是科学证据是怎样的呢? George Or

发表于:2019-02-13 / 阅读(92) / 评论(0) 分类 阅读空间

Venezuelan police have fired tear gas at thousands of opposition protesters in the capital Caracas who blame the socialist government of Nicolas Maduro for the country's economic crisis. Police arrested several people and blocked roads to prevent the

发表于:2019-02-14 / 阅读(69) / 评论(0) 分类 中英双语新闻

20 Small World 第二十章 小生物的世界 It's probably not a good idea to take too personal an interest in your microbes. 要是你对身边的微生物过于在意,这很可能不是个好习惯。 Louis Pasteur, the great French chemist and

发表于:2019-02-17 / 阅读(83) / 评论(0) 分类 万物简史

LONDON, June 16 (Xinhua) -- Drillings and fillings at the dentist's are always dreadful and make tooth decay treatment very unpleasant. But British scientists have developed a new approach of fixing tooth decay, which could get rid of all the drillin

发表于:2019-02-18 / 阅读(95) / 评论(0) 分类 英语新闻

It's well known that foods high in sugar and salt are dangerous for the waistline, but they could also be ageing your body much faster than you realise. 众所周知,吃高糖类和高盐类食物会有发胖的危险,但是这类食物加速身体

发表于:2019-02-18 / 阅读(114) / 评论(0) 分类 阅读空间

Big Red The first time we set eyes on Big Red, father, mother and I were trudging through the freshly fallen snow on our way to Hubble's Hardware store on Main Street in Huntsville, Ontario. We planned to enter our name in the annual Christmas drawin

发表于:2019-02-18 / 阅读(78) / 评论(0) 分类 阅读空间

1. Computer 1.计算机 Computer goes back over 400 years. Computer referring to the electronic device (or system of devices) which is used to store, manipulate, and communicate information isnt found until the 1940s, but computeras a machine for per

发表于:2019-02-20 / 阅读(72) / 评论(0) 分类 英文语法词汇

Our bodies are amazing. Although things go wrong at times, it's remarkable they work at all when one considers the complexities of their operation. Don and Ya?l present some awards to a few of the outstanding components. [APPLAUSE] D: Good evening, Y

发表于:2019-02-23 / 阅读(62) / 评论(0) 分类 英语时差8,16

D You are what you eat. This saying has provided scientists with clues(线索)about the diet of hominids- our early relatives of 3 million years ago. Studying carbon atoms(碳原子)locked up in tooth

发表于:2019-02-26 / 阅读(173) / 评论(0) 分类 实用英语
学英语单词
a bit of a lad
a. lienalis
Actéon, Groupe
aeschynite
alimak sift
antiforeigner
arthritis derormans juvenilis
Ashuapmuchuan R.
atmospheric control
attack aircrafts
Barbe.
bargain money
base charge
bilge discharge pipe
BKLD
blastocelis
boxhole
capture probability
car-tax
cartage port
ceramic source
check scratcher
Cheever, John
chevron structure
chukrasins
combustion temperature
congenital baldness
conventional mandrel
cousins-german
detour road
educible
encumbrancers
epistomium
fenestral structure
filament bundling protein
fiole
Fort Victoria
functionally
genuine solution
genus Lagodon
geosynchronous meteorological satellite
glucoaloe-emodin
greeble
Halowe Thursdaye
high bars
honyocks
hornwracks
inertia ellipsoid
itea chinensis var. oblonga(hand-mazz.) hu
lexical databases
ligamenta talofibulare anterius
line throwing gun
lxxes
mandls
Medex
melting speed
Microvermiculite
misframe
Muang Khao
neutral wines
non-current carry part
oxyphilic cell of hypophysis
phraseme
phthalein
Piddletrenthide
platinum blonds
politiquely
power spectral method
pressed the flesh
PV-S
reading circle
redox (reduction-oxidation)
risk of exposure
rock boot
selector marker
self baking electrode
self-powered hub
sesquidiplod
SH-Reagents
silent ischemia
sloshing baffle
snoble
sorbonist
sumyter
sunflower(-seed) oil
Sychëvka
tactical locality
tpe
Tres Matas
triole
typical alveolar abscess
undoability
union melt welding
uranics
vaginoperineorrhaphy
vascularate
VBP
vibrator feed
wall pass
wangfujing street
wherrymen
Zhmerynka