流域 は英語でbasin 英語の定義 流域 1. n. river basin その他の翻訳と定義 basin 1. 名詞. 鉢、たらい。 2. 名詞. くぼ地、池。 3. 名詞. 内湾。 4. 名詞. 盆地。 basin 1. n. A wide bowl for washing, sometimes affixed to a wall. 2. n. (obsolete) A shallow bowl used for a single serving of a drink or liquidy food. 3. n. A depression, natural or artificial, containing water. 4. n. (geography) An area of land from which water drains into a common outlet; drainage basin. 5. n. (geography) A rock formation scooped out by water erosion. drainage basin drainage basin 1. n. (hydrology) A topographic region in which all water drains to a common outlet; a watershed. ウィクショナリーから辞書引用辞書