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伽利略
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伽利略,伽利萊氏(義大利言:Galileo Galilei),義大利人,一五六四年生。宗族顯貴,家道中摧,業敗門衰。祖操醫術,聞乎佛羅倫薩,父亦聰慧,尤工樂律,諳籌術,通外語數種,履聘於外,終不得命,家計不濟,終日苦厄,寄望於子。伽氏少而敦敏,格致、算術、馮相、哲道諸門無所不通,所作論說,延於今日,以比世格致之先者稱。礪璿璣,躬自觀測,悉察金星之盈虧、木星環塵,並總其要。又究體溫,創溫度計。開天彝之道,治彝理,論說詳備,以履踐為本務。 昔以為物以輕重,遲速判然,伽氏則謂其非,實演親驗,乃觸恚權貴,數逢譴誹,服禁縲絏之中。
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