巡回

1. Origins, structure, and basic meaning

• Structure: The noun and する verb 巡回 (じゅんかい) means making rounds through a set of locations for inspection or service.
• Basic usage: A guard can 建物を巡回する, while a mobile library visits several villages in order.

2. Common pitfalls and similar expressions

• Making rounds through locations
  • It involves a route through multiple designated points for checking or service, not one trip to a single destination.