So far authorities have not indicated a possible time-frame for the phase-out of gas and diesel powered vehicles.

现在官方还没有明确指出逐步退出使用汽油及柴油机车可能的时间表。

You know, obviously, the diesel powered or petrol power, they make a lot of noise and then ours are so silent.

很明显，柴油动力或汽油动力船只会发出很大的噪音，而我们的船只却非常安静。

Cutting down trees, blasting riverbanks with diesel powered fire hoses creating a slurry that gets sifted until " Eureka" , a tiny flake of gold.

砍伐树木，用柴油驱动的消防软管冲击河岸，形成一种浆状物，经过筛选，最终成为" 尤里卡" ，一片小小的金片。