时间:2019-01-10 作者:英语课 分类:与美国小学生一起学英文第6册


英语课

   The Wheel 轮子


  You probably see wheels underneath 1 cars, airplanes, bikes and many other vehicles 2. 你可能看到过汽车、飞机、自行车和很多其他交通工具底下的轮子。
  A wheel is a kind of machine. 轮子是一种机器。
  It is round, it moves along the ground. 它是圆形的,能沿着地面滚动。
  It helps people to move heavy things, also it helps people to travel faster. 它能帮助人们运送笨重的东西,也能使人们的旅行更快捷。
  Do you know when the first wheel was made? 你知道第一个轮子是什么时候制造出来的吗?
  It was made around B.C.3500. 它大约是在公元前3500年制造的。
  At that time, it was made of wood. 那时,它是由木头制成的。

adj.在...下面,在...底下;adv.在下面
  • Working underneath the car is always a messy job.在汽车底下工作是件脏活。
  • She wore a coat with a dress underneath.她穿着一件大衣,里面套着一条连衣裙。
n.运载工具;传播媒介;(为展露演员才华而)特意编写的一出戏(或电影等);[画]展色剂;交通工具( vehicle的名词复数 );车辆;传播媒介;手段
  • There is not much clearance for vehicles passing under this bridge. 车辆在这座桥下通过时没有多少余隙。
  • to carry out random spot checks on vehicles 对车辆进行抽检
标签: 小学英语
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a shadow of your former self
add custom autoformat
advance draft
alkyd varnish
aluminum substrate
American beaver
Art is long, Life is short.
associated synthesized transfer function
back iron
barren and waste
bastard yarn
buying and selling
caesarean section
carbanil
Carex haematostoma
cavernae corporum cavernosorum
cereal milk
chronic exposure
circulating motion
clickthru
coded sequence
coughs up
demythologized
die-away time
emotional lability
ether spectrum
eugenia aquea
extragalactic cosmic ray source
facultative endorsement
fetter
fillmill
fluorite-lens
fricated
gurlet
hagendorfite
Hollofil
hypogymnia hypotrypella
hypotarsal
IBATAL
inlet jumper
journey report
kappa group
Khoyniki
lateral mesosome
Lepaon
locin
Londo
lubricating oil pump complement
lumped constant circuit equation
mcdonald-galarneau estimator
media-shy
mermole
minipump
mode of passenger transportation
monosome (hasel-korn & fried 1964)
negation gate
nervous asthenopia
neurohormonal gland
not well
now-familiar
oceanographic altas
operational objectives
order oedogonialess
pitteous
plutonium pits
Poiseuille's law
polymer injection pump
precede by
Prunus susquehanae
re-instatements
rotary-valve
Rudolf Nureyev
secure real time transport protocol
semiconductor rectifier welder
set occurrence
ship-to address records
sinkability test
six-foot side
snig
spori-
sterile abidsuim
stop value
stray emission
streetseller
stress relief annealing
suicide bag
superatom
supraordinal
take the road
talosalate
trachonurus sentipellis
tradescantias
Transit Improvement Program Satellite
tread-boards
tsuchiya
turn something over to somebody
Uganda grass
ushakov
vitou
wheel bore
Windows Management Instrumentation
wrapped tight