暖流

1. Origins, structure, and basic meaning

• Structure: 暖流 is a noun read だんりゅう, meaning a warm ocean current flowing in a regular direction.
• Basic usage: It can refer to a current's route traced on a map or its influence on a region's climate.
  • 地図で海を流れる暖流の経路を確かめた。 says that the route of a warm current through the sea was checked on a map; 暖流の影響を受ける地域の気候を学んだ。 says that the climate of regions influenced by warm currents was studied.

2. Common pitfalls and similar expressions

• 暖流の経路
  • の links the route checked on the map to the path followed by the warm current.
• 影響を受ける
  • This presents the regional climate as receiving the current's influence.
• 暖流 and 寒流
  • 暖流 is a relatively warm ocean current, while 寒流 is a relatively cold one.