- [countable, uncountable]
any substance like air that is neither a solid nor a liquid, for example hydrogen or oxygen see also greenhouse gas, marsh gas, noble gas气体 Extra ExamplesTopics Physics and chemistrya2It gives off a poisonous gas as it decomposes. 它分解时释放出一种有毒气体。 Noxious gases had built up in the sewer. 下水道里的有害气体越积越多。 Toxic gases can escape through one of the pipes. 有毒气体有可能通过其中一条管道泄漏。 Producing methane gas from organic waste is another extremely practical use of resources. 利用有机废物生产沼气是另一种极为切实可行的利用资源的方法。 CFC gases 含氯氟烃气体
Oxford Collocations Dictionaryadjective- deadly
- noxious
- poisonous
- …
- emit
- give off
- produce
- …
- build up
- leak
- emissions
- chamber
- …
- [uncountable]
a particular type of gas or mixture of gases used as fuel for heating and cooking 气体燃料;煤气;天然气 fossil fuels like oil and gas 石油和天然气等化石燃料 Can you smell gas? 你闻到煤气味了吗? a gas cooker/stove/fire 煤气灶/炉子/火 gas central heating 燃气中央供暖系统 a gas leak/explosion 煤气泄漏/爆炸 plans to build a new gas pipeline 建造新天然气管道的计划 Gas prices have risen sharply. 汽油价格大幅上涨。 The country has huge gas reserves. 这个国家有巨大的天然气储量。 a gas canister/cylinder (= for storing gas) 煤气罐/气瓶 - (British English)
Preheat the oven to gas mark 5 (= a particular temperature of a gas oven). 把烤炉预热至 5 挡。
Extra ExamplesTopics The environmenta2Chinese gas reserves are now being tapped. 中国正在开发天然气储备。 I lit the gas and put the soup on to warm. 我打开煤气灶把汤放在上面加热。 I prefer to cook with gas. 我喜欢用煤气做饭。 Local gas works were closed as natural gas became available. 随 天然气的使用,当地的煤气厂都关闭了。 tapping the North Sea gas fields 开发北海石油气田 The explosion was caused by a gas leak. 爆炸是由煤气泄漏引起的。
Oxford Collocations Dictionaryadjective- butane
- coal
- natural
- …
- cook with
- light
- turn on
- …
- appliance
- boiler
- central heating
- …
- gas mark 2, 3, etc.
- [uncountable]
a particular type of gas used during a medical operation, to make the patient unconscious or to make the pain less (外科手术用)麻醉气 - [uncountable]
a particular type of gas used in war to kill or injure people, or used by the police to control people (战争用)毒气;(警察用)瓦斯 a gas attack 毒气攻击
- (also gasoline)(both North American English)(British English petrol)[uncountable]
a liquid obtained from petroleum, used as fuel in car engines, etc. 汽油 to run out of gas 汽油用完 I still had plenty of gas in the tank. 我的油箱里还有很多汽油。 He supported himself with a night job pumping gas. 他靠夜间工作加油养活自己。 a gas pump 加(汽)油泵 to fill up the gas tank 加满油箱
Oxford Collocations Dictionarygas + noun- pedal
- station
- the gas[singular](also gas pedal [countable] (both especially North American English))(also accelerator [countable] British and North American English)
the pedal in a car or other vehicle that you press with your foot to control the speed of the engine (汽车等的)加速装置,油门 - [singular] (especially North American English)
a person or an event that is fun 有趣的人(或事物) - (North American English) (British English wind)[uncountable]
air that you swallow with food or drink; gas that is produced in your stomach or intestines that makes you feel uncomfortable (随食物或饮料)吞下的气;胃气;肠气
not solid/liquid非固体/液体
in vehicle车辆
fun乐趣
in stomach胃
Word Originmid 17th cent.: invented by J. B. van Helmont (1577–1644), Belgian chemist, to denote an occult principle which he believed to exist in all matter; suggested by Greek khaos ‘chaos’, with Dutch g representing Greek kh.
Idioms
be cooking with gas
- (informal)
to be doing something very well and successfully Topics Successc2如火如荼地进行;做得起劲