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BNC: 1205 COCA: 1023

gas

Word family 
Related topics: Chemistry, Gas, coal, oil, Illness & disability, Daily life
gas1 /ɡæs/ ●●● S1 W2 noun (plural gases or gasses)  
1  [countableC, uncountableU]HC a substance such as air, which is not solid or liquid, and usually cannot be seen 气，气体
 hydrogen gas
氢气
toxic/poisonous/noxious gases
 a cloud of toxic gas
一团毒气
a gas cylinder/bottle (=for storing gas) 气罐/气瓶
→ greenhouse gas
2  [uncountableU]TPG a clear substance like air that is burned for heating or cooking 气体燃料；燃气；天然气
gas cooker/stove/oven 燃气灶/炉/烤箱
 Can you light the gas for me?
你帮我点燃煤气好吗？
 The explosion was caused by a gas leak from the water heater.
这次爆炸是热水器燃气泄漏造成的。
3. gas mark 4/5/6 etc British EnglishBrEDFC a measurement of the temperature of a gas oven 〔测量燃气烤箱温度的〕燃气刻度 4/5/6 等
Examples from the Corpus
gas mark 4/5/6 etc• Place pan in a preheated hot oven 200 °C gas mark 6.
4  [uncountableU] American EnglishAmETT (also gasoline) a liquid made from petroleum, used mainly for producing power in the engines of cars, trucks etc 汽油 SYN British English petrol
 I probably spend over $200 a month on gas.
我一个月大概要花200多美元汽油钱。
 The mechanic found a hole in the gas tank.
汽车修理工发现油箱上有一个洞。
5  the gas American EnglishAmE the gas pedal of a car 油门 SYN accelerator
 We stepped on the gas (=pushed down the gas pedal and made the car go faster) and sped away.
我们踩下油门，迅速开走了。
Examples from the Corpus
stepped on the gas• The driver stepped on the gas and tried to escape.• A car honked behind him, and Miguel gratefully stepped on the gas.• According to his lawyer, Brooks claims he heard some one utter the N-word, so he stepped on the gas.• Then he stepped on the gas and sped away from him.• He stepped on the gas suddenly.• Miguel stepped on the gas and grinned.• Miguel stepped on the gas, roaring past all of them with a gust of dirt.
6  [uncountableU] a clear substance like air that is used for medical reasons, for example to make people feel less pain or make them sleep during an operation 〔用于手术的〕麻醉气
 an anaesthetic gas
麻醉气体
→ laughing gas
7  [uncountableU] a type of gas used as a weapon, because it harms or kills people when they breathe it in 毒气
 mustard gas
芥子气
→ nerve gas, poison gas, tear gas
8. [uncountableU] American EnglishAmE informalMID the condition of having a lot of air in your stomach 胀气，胃气 SYN British English wind
9. a gas American EnglishAmE old-fashioned spokenFUNNY something that is fun and makes you laugh a lot 有趣的事，令人发笑的事
n COLLOCATIONS – Meanings 1 & 2
ADJECTIVES/NOUN + gas
natural gas (=gas used for cooking and heating, taken from under the earth or from under the sea)
The main part of natural gas is methane.
a poisonous/toxic gas
Carbon monoxide is the main poisonous gas in car exhaust.
a noxious gas (=a harmful or poisonous gas)
A noxious gas was discovered to be leaking from the pipe.
a greenhouse gas (=a gas, especially carbon monoxide or methane, that is thought to trap heat above the Earth and cause the Earth's surface to become warmer)
We need to reduce greenhouse gas emissions.
nerve gas (=a poisonous gas used in war to kill or paralyse people)
Troops were exposed to low levels of nerve gas during the conflict.
tear gas (=a gas that stings your eyes, used by the police to control crowds)
Police using tear gas had clashed with protestors.
gas + NOUN
a gas cooker/oven/stove
Gas cookers are more efficient than electric ones.
a gas fire (=an object that burns gas to heat a room)
She turned on the gas fire.
a gas cylinder (=a large container for gas)
One of the gas cylinders exploded.
a gas bottle (=a small container for gas)
The gas bottles need to be stored in a safe place.
a gas leak (=an escape of gas through a hole in something)
If you suspect a gas leak, do not strike a match or even turn on an electric light.
a gas supply (=a system for supplying gas to someone's house)
The engineers had quite a challenge to install the new gas supply.
gas reserves (=a supply of gas kept to be used when it is needed)
Norway has far greater gas reserves than the UK.
a gas pipeline
The Chinese and Russian governments are cooperating in gas pipeline projects.
a gas bill (=a bill you have to pay for gas you have used)
Household gas bills have increased dramatically.
gas production
The company expanded its gas production facilities.
the gas industry
There are plans to nationalize the country's gas industry.
Examples from the Corpus
gas• a gas stove• Perhaps when unhappy people die they release an effluvium of depression, like marsh gas.• With the M16, that gas was ported straight into the bolt.• But he was on a weekend break visiting relatives in the town when he sniffed the gas.
a gas cylinder/bottle• There are candles and a gas cylinder.• Teesside trains were also stopped when firemen discovered a gas cylinder near the fire.
gas cooker/stove/oven• If you have a gas oven, you may use a special lighter wand to spark it off.• For many years I huddled over a calor gas stove in the winter and ate beans on toast.• It is the start of a new generation of gas cookers.• From outside in the passageway the sound of water bubbling and steaming on the old gas cooker could be heard.• A tiny anteroom houses a portable gas stove.• Saturday night I always do the gas oven out.• The gas stove and heaters were yard-sale items, and the total cost of materials came to under $ 15,000.• Leila cooks on a tiny gas stove nestled into the hold of one of the boats.
gas tank• Others squeeze their bodies into gas tanks.• Some water must have gotten into the gas tank.• This will also entail moving the gas tanks which feed over 200 point heaters in the station throat.• Find something to eat and fill up the gas tank and see what the day brought.• Then fill up the gas tank.
gas2 verb (gassed, gassing)  
1. [transitiveT]SCC to poison or kill someone with gas 用毒气毒害[杀死]
2  [intransitiveI] British EnglishBrE informalTALK TO somebody to talk for a long time about unimportant or boring things 空谈，闲聊 SYN chat
 They were just gassing away.
他们聊个没完。
3 gas up phrasal verbphr v American EnglishAmE TTCto put petrol in a car 给（汽车）加油
 We’d better gas up before we go.
我们走之前最好加点油。
gas something ↔ up
 George gassed up the car.
乔治给汽车加了油。
Examples from the Corpus
gas• I was a long time because everyone was gassing in the shop.• You want to gas people, gas them after November fourth.• To get away from some guys in a Camaro who wanted to race, Juan says, the friend gassed the bike.• 5000 civilians were gassed to death by the army.
From Longman Business Dictionary
gasgas /gæs/ noun (plural gases or gasses) [countableC, uncountableU]
a substance which is not solid or liquid at normal temperatures, and which usually cannot be seen
Greenhouse gases are the direct result of pollution.
Over 40% of Pakistan’s energy needs are supplied by gas.
→ natural gas
Origin gas1
1. (1600-1700) Modern Latin Greek khaos “empty space”; → CHAOS
2. (1900-2000) gasoline
gas1 noun →n COLLOCATIONS1gas2 verb
LDOCE Online
Chinese
Corpus

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