例句與造句

1. Positioned under the roll hoop was an arched intake for the engine airbox.
2. The engine airbox covers ( the upper covers observed on the side of an EMD engine-they cover the " airbox " that allows air to flow through the cylinder block to the power assemblies ) are removed to allow visual inspection of the inside of the cylinder liners and the piston crowns, skirts and rings.
3. It's difficult to find engine airbox in a sentence. 用engine airbox造句挺難的