rig重型卡车
An inspection of his rig showed that three of the brakes were faulty.
对他的重型卡车的检查显示有3处刹车存在问题。
2.2 big rigs and 2 passenger vehicles collided on Thursday, spilling diesel fuel and sparking a massive fire.
diesel柴油
We experimented with diesel engines to drive the pumps.
我们试着用柴油机来带动水泵。