passenger

乘客、旅客

All passengers must show their tickets before boarding the train.

所有乘客上火车前都必须出示车票。

同车的人、副驾驶座的人

I was just the passenger, so I dozed off on the highway.

我只是坐在旁边的人，所以在高速公路上就睡著了。

累赘、闲人英式口语、贬义

The coach said he wanted no passengers on the team this season.

教练说这一季他不要队里有任何白吃饭的人。

载客的、乘客用的仅用于名词前

The passenger door was dented in the parking lot.

副驾驶座那侧的车门在停车场被撞凹了。