暖だん水すい渦うずじ字FuriganaMeanings1nounwarm eddyOceanographic term for a rotating body of warm water, often a detached meander from a warm current.黒くろ潮しおから暖だん水すい渦うずが分ぶん離りすることがある。Warm eddies sometimes detach from the Kuroshio Current.
