氾濫原

1. Origins, structure, and basic meaning

• Structure: 氾濫原 is read as はんらんげん and means “floodplain”.
• Basic usage: It denotes a floodplain mapped in geography class and colored light green in a model.

2. Common pitfalls and similar expressions

• 氾濫原を描く / 氾濫原を示す
  • It is flat land formed by river flooding and combines with mapping verbs such as 氾濫原を描く and 氾濫原を示す.