古气候学 Traditional 古氣候學 gǔ qì hòu xué 🔊 paleoclimatology + Keep this word Meanings gǔ qì hòu xué 古氣候學 paleoclimatology Its characters 古gǔancientHSK 5气qìgas; airHSK 4候hòuto wait学xuéto learnHSK 1