走行

1. Origins, structure, and basic meaning

• Structure: 走行 is read そうこう and means the driving or travel of a vehicle.
• Basic usage: It is used for making a prototype vehicle travel and for being in motion on a rainy day.

2. Common pitfalls and similar expressions

• Making a vehicle travel
  • 走行させた describes having a prototype vehicle travel.
• While driving
  • 走行中 refers to the time while a vehicle is in motion.