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
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accrual of interest
alienesque
all solid-state laser
AP-237,fortanodyn
as in the case with
associated integral function
automatic equalizer
average length of generation
ball sacks
beaumontague
binary logic level
Blondel diagram
both to blame collision
buoy marking recreation zone
cairas
calibrating weight
calque formations
chantment
chuanxiong
cold rubbers
combined chromatograph
cutterhead cross feed slide
Dante Alighieri
data set adapter
data type by implication
delivery flask
depolymerizing
economic commission for asia
editing operation
electric car
elocute
ETPB
faut
feltless paper
fleeting angle
forest-to-coal process
gas drainage
HDAA
Huave
huperzine
hyperluteoidism
Jarno taper
junior debt
Knoweles delayed coking process
Les Abrets
lyle
malham
marchite
marine frequency band
meta-terphenyl
mommy blogging
monzogabbro
multiple asset depreciation accounting
multiple directional control valve
nail one's colours to the mast
norplicacetin
nucleus pontobulbaris
Oberhergheim
oil-bath
original cost to date
own-account
paires
paper-white monitor
phase-lattice
Poghdar, Dasht-e
pornographist
Potrerillo
precise analysis
preferential right to purchase
procurals
Public Broadcasting Service
QCR (quality control report)
quarte-wave line
rate process theory
Roberts linkage
Rotala rotundifolia
samisen
Sehnde
smugging
Snettisham
sondo
speedboated
stewartstown
sturgiss
synergizing
tail down landing
thalamic syndrome
thermal container
thickness of ear
thus
Torhout(Thourout)
traffic-free
Triplostegia grandiflora
twin wire
Vinke
wander plug
weld handle
Willard, Jess
wimpled
Wolfram Alpha
wood hydrolysis
zero-order regression estimator