此外，火山灰还可能堵塞散热孔，污染燃油系统，这都会显著地缩短发动机的使用寿命。
In addition, eruption jams possibly still medicinal powder hot aperture, pollute fuel system, this metropolis shortens significantly the service life of engine.
如果有种汽车燃油可以不污染环境就太好了。
It will be great if there is some kind of fuel (燃料) we can use in cars that won't produce any pollution.
富尔顿先生说，若全欧都应用此系统，燃油成本和污染减少会多于8%。
If adopted across Europe, fuel costs (and pollution) for internal flights would drop by more than 8%, says Mr Fulton.
应用推荐