Because it is not heavy for the power it gives, a petrol engine is still used in small aircraft.

就功率来说，汽油发动机不算重，因此，现在的小型飞机仍然使用它。

youdao

My car is rather heavy on petrol.

我的新汽车耗油太多了。

youdao

The Bolivian government withdrew its heavy subsidies for petrol and diesel on Sunday, saying it was not prepared to keep fuel prices artificially low.

BBC: Strike over massive Bolivia fuel price rises begins

SUVs, they are heavy machines that guzzle petrol.

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