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词汇 gas
释义 gas
noun
uk /ɡæs/ us /ɡæs/

gasnoun (AIR SUBSTANCE)


B2[ C or U ]
a substance in a form like air that is neither solid nor liquid: 气,气体
Oxygen, hydrogen, and nitrogen are all gases.氧气、氢气和氮气都是气体。
poisonous/inflammable/toxic gas有毒气体/可燃气体/毒气
A2[ C or U ]
a substance in a form like air that is used as a fuel for heating and cooking: 气体燃料,煤气,天然气
Do you prefer cooking with electricity or gas?你做饭喜欢用电还是用天然气?
gas mainUKA leak in the gas mains (= pipes) caused a major explosion.煤气总管道发生泄漏,造成了一次大爆炸。
gas-firedCarbon capture is used to make coal and gas-fired power stations much less polluting.
[ U ]informal
a substance in a form like air used for medical purposes to prevent people feeling pain or being conscious during an operation: (外科手术用的)麻醉气
I had/was given gas when I had my wisdom teeth taken out.牙医在拔我的智齿时给我使用了麻醉气。
[ U ]mainly US(UKwind)
air in the bowels or in a baby's stomach, especially when this makes you feel uncomfortable or makes noises: 肠气,胃气,肠胃气胀
Beer gives me gas.我一喝啤酒肚子就会胀气。
The initial cloud of tear gas had hardly cleared before shots were fired.催泪瓦斯的第一团烟雾刚散尽,射击就开始了。
Carbon monoxide is a colourless, odourless, poisonous gas.一氧化碳是一种无色、无味的有毒气体。
Certain gases are highly explosive.一些气体极易爆炸。
These factories are releasing toxic gases into the atmosphere.这些工厂向大气中排放有毒气体。
The volcano spewed a giant cloud of ash, dust and gases into the air.火山向空中喷出大量的烟灰、尘埃和气体。
SMART Vocabulary: related words and phrases

Physics: the state of matter
absorbency
acidic
allotropic
compressible
crystalline
e-liquid
fluidity
gasses
impervious
melted
polyunsaturated
powdered
powdery
rarefy
reflective
rustily
scaly
self-healing
sloppily
sloppy

You can also find related words, phrases, and synonyms in the topics:


Fuels
Medical treatment: surgery
Medicine in different forms
Digestive disorders

gasnoun (LIQUID FUEL)


A2[ U ]US(also formalgasoline); (UKpetrol)
a liquid obtained from petroleum, used especially as a fuel for cars, aircraft, and other vehicles: 汽油
I'll stop and get some gas - we're running low.我要停车加点油——我们的车油不多了。
a gas tank/pump油箱/加油泵
 the gas[ S ]mainly US
the part of a car that you push with your foot to make it go faster: 油门,加速器
I remember taking my foot off the gas and gripping the steering wheel.
He stopped the car next to the gas pump.
It's 50 miles to the next gas station.
I rent a subcompact when I'm travelling alone because it saves on gas.我独自一人出行时会租一辆超小型汽车,因为省油。
We ought to fill up with gas before we set off.
My foot slipped off the gas pedal as I was trying to overtake the lorry.
SMART Vocabulary: related words and phrases

Petroleum products especially when used as fuel
antiknocking
derv
diesel
downstream
four-star
gasohol
gasoline
hexane
high-octane
juice
leaded
mineral oil
non-leaded
octane number
oil
petroleum jelly
petroleum-based
premium
propane
unleaded

You can also find related words, phrases, and synonyms in the topics:


The interior of vehicles

gasnoun (ENJOYABLE SITUATION)


[ S ]mainly USinformal old-fashioned
a funny or enjoyable situation: 有趣的情形,令人愉快的场面;有趣的事
a gasSome kids put on a show for the moms and dads, - it was a gas.一些孩子为爸爸妈妈们表演了一个节目——那情景真是有趣。
SMART Vocabulary: related words and phrases

General words for fun
amusement
crack
craic
fling
fun
giggle
good clean fun
hoopla
jollification
jollity
laugh
lolz
merriment
play
riot
sesh
sport
whimsy

gasnoun (BASEBALL)


[ U ]USinformal
In baseball, if a pitcher throws gas, they throw the ball very fast:
throw gasEven at the age of 40, he could still throw gas.
SMART Vocabulary: related words and phrases

Baseball & rounders
1-2-3 inning
ahead
alley
around the hornidiom
at bat
bomb
curve
heater
hit the ball out of the parkidiom
hitting coach
home plate
home stand
horsehide
sac
solo
spitter
split-fingered fastball
splitter
squeeze play
stretch

Idioms


step on the gas
take your foot off the gas
gas
verb
uk /ɡæs/ us /ɡæs/-ss-

gasverb (POISON)


[ T ]
to kill or injure a person by making them breathe poisonous gas: 用毒气杀死,用毒气杀伤
Hundreds of thousands of soldiers were gassed in the First World War.在第一次世界大战中,数以十万计的士兵死于毒气。
SMART Vocabulary: related words and phrases

Murder & attempted murder
asphyxiation
assassinate
assassination
assassination attempt
attempt
butcher
drive-by
genocidal
genocide
gun someone down
homicide
infanticide
polish something off
pop off
put someone to the swordidiom
regicide
rub
slaughter
snuff
throttle

gasverb (TALK)


[ I ]old-fashionedinformal
to talk for a long time about things that are not important: 闲聊
Susan came round and we sat gassing for hours.苏珊过来串门,我们坐着闲聊了好几个小时。
SMART Vocabulary: related words and phrases

Informal talking & conversation
a problem shared is a problem halvedidiom
bantering
banteringly
bants
bloviate
bull session
buzz
catch
chew the fatidiom
conversation
conversational
gambit
palaver
patter
persiflage
put the world to rightsidiom
shoot
speech
take/lead someone on/to one sideidiom
tête-à-tête

Phrasal verb


gas (something) up

gas | American Dictionary


gas
noun
us/ɡæs/

gasnoun (MATTER)


[ C/U ] science
a form of matter that is neither solid nor liquid and can increase in size to fill any container
[ C/U ] science
Gas is also the usual word used to talk about natural gas.
[ C/U ]
Gas is also the feeling that you sometimes get after eating a lot and the air such eating produces in your stomach.

gasnoun (LIQUID FUEL)


[ U ](alsogasoline, us/ˈɡæs·əˌlin, ˌ==ˈ=/)
a liquid obtained from petroleum (= dark, thick oil), used esp. as a fuel for cars and other vehicles:
We’re running low on gas.
gas
verb[ T ]
us/ɡæs/-ss-

gasverb[T] (BREATHE MATTER)


to kill or injure people or animals by making them breathe poisonous gas:
Hundreds of thousands of soldiers were gassed in World War I.

Phrasal verb


gas up (something)

gas | Business English


gas
noun
uk /ɡæs/uspluralgases or gasses
[ C or U ] ENVIRONMENT
a substance in a form like air that is neither solid nor liquid:
Oxygen, hydrogen and nitrogen are all gases.
All EU countries are required to cut their emissions of greenhouse gases.
[ U ] NATURAL RESOURCES, TRANSPORT (US alsogasoline); (UKpetrol)
a liquid obtained from petroleum, used especially as fuel for cars and other vehicles:
It was getting late and we were nearly out of gas.
The price of gas seems to be getting higher and higher.
See also
greenhouse gas
natural gas

Examples of gas


gas
This tendency was reinforced in 1939 when the government declared the gas supply a state-owned public monopoly.
The outlet of the first shock in the gas induces a strong rarefaction wave which reflects also into a shock at the ablation radius.
A two-dimensional molten aluminium droplet is of finite extent and is surrounded by a passive gas.
This allows the determination of the asymmetry coefficient of the gravitational turbulent mixing for gases.
Let us now calculate the interaction force of two non-absorbing dust particles with surface temperature different from the gas temperature.
Coal and natural gas prices are determined by the supply elasticities of their respective resource bases.
The odour map shows the spatial layout of the environment, the presence of multiple gases and how these gases are distributed.
Second, the non-uniformity is strongly decreased in the presence of the gas jet.
Thus, as the temperature increases or decreases in soil, a corresponding change in the mass attributed to each phase (aqueous and gas) will result.
Wavelengths of observed per turbations increase as the density of gas in the bottom par t of the channel decreases.
This is no doubt related to the increased interest in gas centrifuges as a means of separating uranium isotopes.
Not every scientific idealization deserves as much respect as that of a perfect gas!
We show that the three-dimensional electron gas always reaches a stationary equilibrium state.
This tendency is similar to a gas gap when it breaks down by a static voltage.
As the transmission operator, this company can operate only in the areas of transportation, re-gasification and storage of gas.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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