时间:2019-01-10 作者:英语课 分类:与美国小学生一起学英文第2册


英语课

   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 1, gum and so on. 而是由牙釉质,牙龈等构成的。
  People use teeth when they eat something or tear something. 人们用牙齿吃东西或撕东西。
  How many teeth do people have?  人有多少颗牙呢?
  When they are young, they have 20 teeth. 小时候,人有20颗牙。
  And when they get older, they have 32 teeth all together. 长大后,人总共有32颗牙。

n.珐琅,搪瓷,瓷釉;(牙齿的)珐琅质
  • I chipped the enamel on my front tooth when I fell over.我跌倒时门牙的珐琅质碰碎了。
  • He collected coloured enamel bowls from Yugoslavia.他藏有来自南斯拉夫的彩色搪瓷碗。
标签: 小学英语
学英语单词
anterior interventricular groove
aural nystagmus
autogony(Haeckel)
backhand stopping
bear up under burricane winds
biostrome
botched
cam type axial piston pump
carbonated wine
caycoideous
change record
changeups
chemical parcel carrier
circulating drier
club-mate
cometographical
contest the validity of an award
cyberconference
cyberliteracies
demolishable
dispersing pathogenic wind
double acting spring butt
dummy unit
edible
electrodatamachine
emulsifying liquid
end-of-work signal
entoria takaoensis
FFA
first division segregation
forced nutation
form liner
fuels fabrication facility
fugation
garden syringe
Germanism
gilbert islandss
height of C.G.
hyperconnection
in-vessel
intergral amelioration
kaneka
kilo-steradians
laurencia glandulifera
leapfrog integration scheme
london-style
maladroit
march of events
matter and consciousness
Mequal
metrocolpocele
Mini-B
Mlicrococcus violaceus
Médina Yorofoula
nfib
nicknackeries
Occidentalise
ocean broker
ocean physicochemistry
ore and bulk carrier
Ossietzky
pallesthesia
paracytheridea scorpiona
people-carriers
perpendicular axial arc therapy
PHOTICHTHYIDAE
photoinjectors
Phthirius
pisachi
pischels
planting furrow
pointer assignment
pre-filter
private hatred
protoplasmic connection
pulsed neutron technique
Put your thumb on the scales
quadric curve
Quasimodos
reacting gas
regnas
revised development plan
rhinoscleroma bacillus
satellite test center
seculeer
sfor
small-size
sophistos
spheniscans
spinning die
steel non-deforming
steel upright
supplementary teacher
telephone jacks
thiofeed
Thladiantha henryi
ussses
usui
viola mandshurica w.beck.var.ciliata nakai
wpn
wuchishan formation
yoshinori