Definition: a liquid fuel used in cars Level: A2
在美国，人们说“gas”；在英国，人们说“petrol”。
In America, people say "___Gas"; in Britain, people say "___Petrol".
这辆车的油箱是空的，我们需要汽油。
The car's tank is empty; we need ___petrol.
汽油的价格最近上涨了。
The price of ___petrol has gone up recently.
