汽車

1. Origins, structure, and basic meaning

• Structure: 汽車 (きしゃ) originally means a steam locomotive or train and may contextually mean train more broadly.
• Basic usage: A smoke-emitting train enters a station; a fictional family travels north by a night train.

2. Common pitfalls and similar expressions

• Visible steam locomotive and night train as transport
  • 黒い煙 strongly selects the steam sense; で marks means of travel. Modern everyday scope varies by region and period.