petrol

Compared meaning: fuel for vehicles, gasoline (noun).

比较义项：驱动车辆用的燃料，汽油（名词）。

• gas

  Gas is the everyday, informal American word for vehicle fuel, common in casual speech and fixed phrases like 'gas station' or 'pump the gas'.

  gas 是美式英语中日常、口语化的说法，指车用燃料，常用于日常口语及固定搭配，如 gas station（加油站）、pump the gas（加油）。

  Can you grab some snacks while I pump the gas?

  我在加油的时候，你能去买点零食吗？

• gasoline

  Gasoline is the fuller, more formal American term for the same fuel, favored in technical or written contexts such as manuals, news reports, and safety labels.

  gasoline 是美式英语中更完整、更正式的说法，指同一种燃料，常见于技术性、书面或正式场合，如说明书、新闻报道和安全标签。

  According to the owner's manual, use unleaded gasoline only in this engine.

  根据车主手册，这台发动机只能使用无铅汽油。

• petrol 本词

  Petrol is the standard British (and Australian, Irish, etc.) term for the same fuel; speakers of British English do not normally say gas or gasoline for this meaning.

  petrol 是英式英语（以及澳大利亚、爱尔兰等地）表示同一种燃料的标准说法；使用英式英语的人在这个意义上通常不说 gas 或 gasoline。

  We queued for ages at the petrol station because of the fuel shortage.

  由于燃油短缺，我们在加油站排了很长时间的队。

Gas, gasoline, and petrol all mean vehicle fuel, but region and formality differ. Gas and gasoline are American English; petrol is British English. Gas is informal, common in everyday speech, as in 'gas station'. Gasoline is fuller and more formal, common in technical writing.

这三个词在“车用燃油”这个意义上几乎可以互换，但地域和语域不同：gas 和 gasoline 是美式英语，petrol 是英式英语（及澳大利亚、爱尔兰等地）；gas 更口语化，gasoline 更正式、书面。这里不比较 gas 表示“气体”“天然气”或俚语中“令人兴奋的事”等其他义项。