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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alcoholic paranoia
ancestral petroleum
andaloes
anticyclonic vorticity
as it happen
assembly of load vectors
automatische rechenplanfertigung
backer-up
balantiasis
beardiest
bearing race puller
bi-lo
black-and-white TV
cabeese
clay applique
collective donation
compatibles
congenital stenosis of lacrimonasal duct
Crocodylus porosus
desulphurisation
Donnelly's sign
dry-cure
dryth
engaol
Erft
ethylmethane sulfonate
extensor muscle of fingers
extent of the root system
fairybabe
fault diagnosis expert system
file detail
fly away from here
fomes japonicus fr.
fracture complicated by infection
free-swimming ciliata
full scram
giant willowherbs
goldecks
gonad
grypoceras
hook oil ring
incremental-charge polarography
isabnormal line
jahn teller effect
jamons
joint blot
KCB
knob twiddler
kuliks
Kurovitsy
lake stratification
laser diameter measuring instrument
leptokurtic distribution
lino tile
Maintenance Expenses of Container Ship
make the perfect the enemy of the good
metanephric ducts
microprocessor chip characteristics
minimum-delay
mixed mode teletex
nasal pharynx
nonempty queue
okula
one yourselves
operation lever bolt
out-and-outer
percolation theory
pericardial cell
pitar striatum
posterior cardinal sinus
pot-hunters
qually
recurrent flares
restorick
right coset space
rowdier
rub-boardist
Sam Saen Thai
scaldings
sectoring device
side-lined
skimming strategy
sleeve flange
space-ground communication
sphenoidal notch
sposknikovan
static RAM chip
steam-port
steelless
structural alloy steel
synchrotrans
terassed
Thalictrum honanense
TPND
treater
Tubinsk
Turn right at the next corner
ultimatist
Utahn
weigh platform
with exchange
Yucca House National Monument