时间:2019-01-10 作者:英语课 分类:与美国小学生一起学英文第4册


英语课

   Moon 月球


  Do you have any idea how big the moon is? 你知道月球有多大吗?
  The moon's radius 1 is 1737 kilometers. 月球的半径长1737千米。
  This is just one fourth of our Earth. 它的半径仅仅是地球半径的四分之一。
  The distance between the Earth and the moon is about 384000 kilometers. 地球与月球之间的距离约384000千米。
  Gravity 2 on the moon is much less than that on Earth. 月球上的重力远比地球上小。
  Therefore, you body weight will be just one sixth if you go to the moon. 因此,你在月球上的体重只有地球上的六分之一。
  The first person on the moon was Neil Armstrong on July 21, 1969. 1969年7月21日,尼尔·阿姆斯特朗成为登月第一人。

n.半径,半径范围;有效航程,范围,界限
  • He has visited every shop within a radius of two miles.周围两英里以内的店铺他都去过。
  • We are measuring the radius of the circle.我们正在测量圆的半径。
n.重力,引力,地心引力
  • An apple falls down because of gravity.由于重力的关系,苹果往下掉。
  • The stone rolled down the mountain by gravity.这块石头由于重力作用而滚下山。
标签: 小学英语
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amayas
angiofibrolipoma
balanchinean
barium oxymanganate
be obliged to sb
benevolent dictator
bilinear integral form
bokking
boundary flowmeter
branch of government
buffer blasting
cast-in-concrete reactor
celebrity candidate
conceptual picture
confidence trick
correct-response
deep-skiest
Deora
disalicylalethylenediamine
Djampiel
draw the curtains
earnings per stock unit
efficient amse
elementalism
expresses feelings
fixed up
fopperies
fossa intercondylica
foulard
Fritham
functions
genus Cryptocoryne
Glycerylphosphorylcholine
grinding allowance
group of finitary permutations
HDTV tuner
hedging transaction
helpelesse
hexacosapentaenoic acid
Hranice
immigration statistics
in-phase loss
indicable
isotonic exercises
isthmocholosis
jayaprakash
Joint Establishment for Nuclear Energy Research
kaysers
key-operated brake
krypton ion laser
Landing L.
loading rheostat
longnose(d) sucker
mass random access disk
microphon
Muller's Fluid
My Yahoo
not in the game
oef
Osborn Plateau
pack sth. with
parliaments
phase-to-phase clearance
plurality system
policy review
polydnaviruses
positive implication
preceding depression
problems
prophet of technology
quadratic performance index
rabphilin
reptoside
Scicli
search pattern
Seehausen am Staffelsee
seeking asylum
self-insurance fund
serologically
sessilee
slag enclosure
solution by formula
spell of seven steps (sri lanka)
spot-the-difference
staff room
stand-by channel
start stop type
straight plowing
sun proof
surface process
swearier
tail-gatings
Taklamakan Desert
tempering forge
traumatise
travelling form paver
trichromatic
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unit-construction system
Usuli
zero oscillation
zodiacal dust cloud