It could be gasoline, it could be diesel, it could be jet fuel.

可能是汽油，可能是柴油，也可能是航空煤油。

Now, boats can't go out to sea, because there is no diesel.

但是现在，因为没有柴油，很多渔船都无法出海。

Until very recently, half of all new cars sold in Europe were diesel.

直到最近，在欧洲销售的所有新车中有一半是柴油车。

That day, when they were discussing whether the diesel oil is dielectric or not, the phone rang.

那天，当他们正在讨论柴油是否为电介质时，电话响了。

Black carbon is a type of particle that is black but what it really measures is diesel pollution, that the black plume that comes out of like a heavy-duty diesel truck or a bus.

黑碳是一种黑色的颗粒物，但它真正测量的是柴油污染，重型柴油卡车或公共汽车排放出来的黑色烟羽。