a passenger train的用法和样例：
- This is a passenger train, not a goods train.
- A passenger train is made up of a line of cars or coaches.
- Is train No. 350 a passenger train or a cargo train?
- Police say a passenger train failed to stop at a signal and collided with another passenger train.
- Report from our correspondent yesterday before dawn, a passenger train derails in Guangxi churchyard.