縦断

1. Origins, structure, and basic meaning

• Structure: 縦断 is read as じゅうだん and means traversing something along its length or from north to south.
• Basic usage: It can describe people crossing a region or a line drawn lengthwise through a building on a plan.

2. Common pitfalls and similar expressions

• A route of travel
  • Mark the area traversed with を, and directions can be added with a phrase such as 北から南へ. Example: 探検隊は島を北から南へ縦断しました。
• A line running lengthwise
  • The word is not limited to a journey; 建物を縦断する線 is a line drawn lengthwise through the building on the plan. Example: 図面の中央に建物を縦断する線を引きました。