唱歌，行山远足，历史典故，医学，道，天文学，宇宙。
Interest in singing song, hiking, historical stories, medicine, Taoism, astronomy and the universe.
唱歌，行山远足，历史典故，医学，天文学，宇宙。
Interest in singing song, hiking, historical stories, medicine, astronomy and the universe.
唱歌，行山远足，历史典故，医学，天文学，宇宙。
Interest in singing song, hiking, historical stories, medicine, astronomy and the universe.
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