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
3-hydroxy-3-methyl-1-butyne
adjusting device
advance-decline ratio
ala of sacrum
amyloidemia
BA-lmmunoblot
bacteriological quality
biharmonic function
Blue Grass State
bobro
Boulangism
boxing up
brass necks
brown oil of vitriol
buy over
Camus
catarobia
Clayton motions
cloud microstructure
combined toxemia
cool-mist
counter-barred
datum feature
de-emulsify
deoches
Dimeria heterantha
Dolisie
duplicitas inferior
e-mail spoofing
E_Port
erea
execution key
f-16s
facies lateralis ossis zygomatici
false white rainbow
floating production storage unit
forest cleaning
freeing of import
futenone
gas source diffusion
gasket joint
Gelidocalamus latifolius
genetic morphology
geranium stapfianum hand. mazz.
homolytic cleavage
hovering endurance
imployed
impoverish
industrial television
inner bottom plate
interior wiring
keshena
Krivosheinskiy Rayon
Kunta Kinte
lead a dance
Leimersdorf
longitudinal strake
Mangyshlakskaya Oblast'
Marbledale
metro-cammell
mettler balance
Mount House
Nissl granules
nonreciprocal polarization rotator
oil bonded sand
open ditch drainage
paraphyly
peach trees
perforation of esophagus
political policy
pool of land
prepared drug in pieces
real interest actually paid
remobilize
rollover bonus
root-mean-square displacement
sand-art
singles
Sint-Maria-Lierde
soil water infiltration
stomato-pharyngeal cavity
stratocumulus mammatus
strobic
strontia process
structural unemployment
Swertia obtusa
taxonomic linguistics
tediation
tin-cerium alloy (electro)plating
tlum
TM (transfer memory)
tomopaguroides valdividae
transition-metal
triconsonantic
tropospheric propagation
twill habutai
uitf
utility sinking fund
vibration-proof switch
warning valve spring
watersmeet
yaw meter