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

   Oxygen 氧气


  Can you touch or feel oxygen in the air? 你能触摸或感受到空气中氧气吗?
  Oxygen has very unique characteristics. 氧气有非常独特的性质。
  You cannot see oxygen because it doesn't have a color. 你看不到氧气,因为它没有颜色。
  Also, oxygen does not melt in water. 而且,氧气不溶于水。
  Oxygen does't have a smell. 氧气是无味的。
  However, it helps burn other things. 然而,它有助于其它物体的燃烧。
  Can you live without oxygen.  没有氧气你能存活吗?
  Definitely 1 not. 当然是不行的。
  We cannot live without oxygen even for more than a few minutes. 没有氧气我们甚至都活不过几分钟。

adv.一定地,肯定地;明确地,确切地
  • The team will definitely lose if he doesn't play.如果他不参加比赛,这个队肯定会输。
  • I shall definitely be home before six o'clock.6点以前,我一定回家。
标签: 小学英语
学英语单词
acromiocoracoid ligament
anelloni
backpedalling
balaenoptera borealiss
base of a topological space
basipodial
blowing my mind
body core
burgomastership
center rail
chromalloy
coaxial film bolometer
colen
college scholarship service
common columbine
condenser tester
contract area
corklike
crowdsensing
De Laval zinc process
deposit dose
didicoi, didicoy
Diels-Alder reaction
Dihydroxpestrone
EFV
elastic moduli
electronic controlled acoustic shadow system
erection reinforcement
ethylene dibromide
Eyri
Fellow of Chartered Accountants
file through
fluid sphere gyro
fluidized coating
Fork and Knife
frangulin a
full lips
Full Ratchet
Garth hill bed
get an edge over
gig-goers
gwydir
heat sensitivity
high fiving
IF (instruction fetch)
insufficient disclosure
insulating fibreboard
isamoltan
jinbuhuan Plaster
jumbo fiber
kamalas
ktu
latin quarters
leading screw lathe
leavenless
LOTTT
lutament
Maromokotro
maximum propulsive efficiency
micro-array
mid-eighties
mitrione
mountain-bikings
Myanma
naturer
navigation tunnel
non-linear Schrodinger equation
nonmalformed
nuclear neutron
nucleolus (bowman 1840)
obstruent
orobanchamine
palaeographer
pannaria leucophaea
passenger transport income
piecewise linear system
pilote
plataeas
postmerger
provid
pupusas
rentier states
roller end face
sacrit
saluenense
Shanahan
site preliminary works
snacot-fish
snap hammer
starting moment
state of registration of the ship
state-makings
stretton
sub-aggregate
submit competitive materials
time frames
tray culture
ultimate shearing strenngth
valvular endocarditis
with forked tongue
write - in candidate
zorils