
gas
词源
源自17世纪荷兰语'gas',由化学家范·海尔蒙特创造,可能来自希腊语'chaos'(混沌)。汽油(gasoline)的缩写用法始于20世纪初的美国。
noun
❶ 指一种无固定形状和体积的物质,如空气、氧气等,可以流动并充满容器。常用于描述燃料或化学物质。
“Oxygen is a gas that we need to breathe.”
(氧气是我们呼吸所需的一种气体。)
“The car runs on natural gas.”
(这辆车使用天然气作为燃料。)
❶ 口语中常指汽油(gasoline的缩写),特别是在美国英语中。
“I need to stop and get some gas for the car.”
(我需要停下来给车加点油。)
“Gas prices have gone up again.”
(汽油价格又上涨了。)
❶ 指胃或肠道中的气体,常导致不适或胀气。
“Eating beans sometimes causes gas.”
(吃豆子有时会导致胀气。)
“I have a lot of gas after drinking soda.”
(喝完汽水后我有很多胀气。)
verb
❶ 用毒气杀害或攻击,通常指战争中使用毒气作为武器。
“The soldiers were gassed during the war.”
(士兵们在战争中被毒气攻击。)
“The dictator gassed his own people.”
(独裁者用毒气杀害自己的人民。)
❶ 口语中表示闲聊或说废话,通常用于短语'gas someone up'。
“Stop gassing and get to work!”
(别废话了,开始工作吧!)
“He was just gassing about his new car.”
(他只是在吹嘘他的新车。)
常见短语
step on the gas — 字面意思是踩油门,引申为加快速度或更加努力。
“If we want to finish on time, we'll need to step on the gas.”
(如果我们想按时完成,就需要加快速度。)
run out of gas — 字面意思是汽油耗尽,引申为精力耗尽或失去动力。
“After working all day, I've completely run out of gas.”
(工作了一整天后,我完全精疲力尽了。)
gas up — 给车辆加油,也可指为某事做准备或鼓劲。
“Let's gas up the car before our road trip.”
(在我们公路旅行之前给车加满油吧。)