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
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.mp2
a ball of muscle
agricultural product processing
Agua Negra, Paso del
aherlow r.
alignment detail
anemometer cup
application timer
appointed date
asymptotic convergence
Bacillus chitinivorous
bag piler
bald spots
binary psk(bpsk)
calligraphs
carboloy remover
carbon dioxide moulding
categoryb
chondrodystrophia foetalis
coasting shipping line
coelothelium
Curculigo crassifolia
debt provable in bankruptcy
documentation risk
earplugs
Eberthella sp.
electric travelling crane
eroding stress
esmat
esophagolary
fare well
fast recovery silicon rectifier
field characters
filasterea
filter-down theory of economic progress
floor panel heating
fracture gradient profile
fragilaria pinnata
genaroes
GENDER and SEX
glacial periods
gosha
ha(r)slet
hard selling
hazy
host processing system
hot-skull
hydraulic testing
inadmissibility of james-stein estimator
lambda chains
light process oil
long needle
lumpy jaw
machinists hand tap
modularize
Mountain time
multiforked
natural cotangent
nonlegalistic
normal form theorem
one-compartment ship
onset glide
open circuit winding
pawling
pediculate
pin connection
power down stand by
pulvis miliariae
puses
Rab, Otok
ramembrance
renal abscess
retrograde conduction block
ripin
riziqs
roational component
rollercoaster manoeuvre (rcm)
sensitive goods
Shwebo
sieve-fraction
sludge pit, sludge pond
source of parallel light
specific volume of coal-oil mixture
spume
stable filter
statistical hydrodynamics
storage order of array
strain gauge type wave direction meter
Syprine
system symbolic address name
take the words out of sb.'s mouth
Taraxacum cyathiforme
thong leather
three-dimensional polar curves
Triodanis
triple square multi mould
turbinaria filamentosa
underfrocks
Winston Glacier
wrappage
WYSIWYP
Xai-Xai