巡視艇

1. Origins, structure, and basic meaning

• Structure: 巡視艇 is read as じゅんしてい and is a noun for a patrol boat that monitors a harbor or maritime area.
• Basic usage: A patrol boat moving around a port appears in 巡視艇が港の周辺を航行する, while one heading to a rescue site appears in 巡視艇が現場へ向かう.

2. Common pitfalls and similar expressions

• Role of the vessel
  • 巡視艇 focuses on a vessel's role in patrolling a designated area or responding to a rescue request, rather than ordinary transportation.