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


英语课

   The Ozone 1 Layer 臭氧层


  Can humans live away from the Earth? 人类能远离地球生活吗?
  Maybe it will be possible in the future but it is impossible now. 或许将来可以,但现在不行。
  In our solar system, the Earth is probably the only planet where humans can live. 在我们的太阳系,地球是唯一适合人类居住的星球。
  Some planets are too hot and some are too cold. 其他的星球要么太热,要么太冷。
  But the Earth is warm, so humans can live on it. 但地球很温暖,所以人类才能在上面居住。
  So what makes the Earth different from other planets? 什么使得地球不同于其他星球呢?
  The Earth has ozone. 地球有臭氧。
  Ozone is a thick layer of oxygen. It covers the Earth. 臭氧是一层厚厚的氧。它覆盖着地球。
  What does it do? 它有什么作用?
  It blocks much of the ultraviolet rays of the sun. 它阻挡了大部分来自太阳的紫外线。
  Without ozone, the Earth will become too hot. 没有臭氧的话,地球将会变得非常热。

n.臭氧,新鲜空气
  • The ozone layer is a protective layer around the planet Earth.臭氧层是地球的保护层。
  • The capacity of ozone can adjust according of requirement.臭氧的产量可根据需要或调节。
标签: 小学英语
学英语单词
Anatuya
Anglo-Dutch Wars
anti G suit
antipudic
apple brown rot
appoint under a will
Aripucula
Aumale
axis vertebra
Baker-Nunn camera
bass-wood
blast furnace ironmaking
bluefruit
Bode equalizer
book-type casting machine
brachycarpum
brass polish cream
Briedel
bubble flow
candlelights
cartilago septodorsalis
cashback
cham shell grab
cobalt steels
Coelachne simpliciuscula
coiled silicone membrane oxygenator
Compoz
crankcase door
DADLE
dancing disease
data modem
delimiter table
differential transducer
domestic partnerships
double-ended ball mill
eastern culture
echinothurioids
electronic differential analyzer (eda)
energy continuum
environmental misconduct
extraordinary gain and loss
falling ball viscosity
fell to pieces
finitely presented group
fluoresecent substance
glue inserter
glytal
goldest
gouler
granadilla wood
griseum indusium
group after group at different times
group dynamics of convict
Heisenberg uncertainty relation
hemovore
hippish
holo-photoelasticity
huing
Hypothenaris
Iamara
Ilex tugitakayamensis
joint-box
ketone condenser
knock it over
lends
light-drive fit
luteinizing hormone releasing factor
magnitude stability
maleks
mechanical characteristic test
mgbe
microhms
necro
non-electric magnetic chuck
overcontrols
p-carboxyphenyl-phosphonic acid
pays du droit ecrit
piezo-electric resonator
portable deck
potassium mica
powdered cream
prearrangements
prusiks
queaf
realtimes
sancti
scented tea
scoory
segogela
shacklock
short-tailed hawk
silver-antimony alloy
smelling therapy
spontaneous hypersensitivity
storage occupancy
teletraumatism
Terfenadin
US Coast Guard
valve refacing machine
vinyl chloride-acrylonitrile copolymer fibre
wash ... dirty linen in public
weather quarter