水すい星せいすいせいCommon word›JLPTN1›Freq.FrequencyTop 50,000じ字FuriganaAudioMeanings1nounMercury (planet)astronomy›Astronomical term for the planet Mercury.水すい星せいは太たい陽ように最もっとも近ちかい惑わく星せいです。Break this sentence down in the analyzerMercury is the planet closest to the sun.See all 11 example sentences ›