line

1. Origins, structure, and basic meaning

• Structure: 線 has 15 strokes and denotes a line or route.
• Basic usage: 線 is read せん, and 新幹線 is read しんかんせん.

2. Common pitfalls and similar expressions

• 線 and 新幹線
  • 線 means line or route.
  • 二つの点をまっすぐな線で結んだ。 means “I connected the two points with a straight line.”
  • 新幹線 means bullet train.
  • 出張のため朝一番の新幹線に乗った。 means “I took the first bullet train of the morning for a business trip.”