船員

1. Origins, structure, and basic meaning

• Structure: 船員(せんいん) means a crew member working aboard a ship.
• Basic usage: It describes crew checking equipment before departure or returning after a long voyage.

2. Common pitfalls and similar expressions

• Different from 乗客
  • 乗客(じょうきゃく) is a passenger who travels aboard the ship as a customer. 船員 is distinguished by the role of working on the ship.