tautochrone
n. [数]等时曲线,等时降落轨迹
发音
US
词形变化
tautochrones
复数
tautochrones
释义与例句
n.
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1.
A curve, such that a weighted body, descending along it by the action of gravity, will always arrive at the lowest point in the same time, wherever in the curve it begins to fall.
数学An inverted cycloid with its base horizontal is a tautochrone.
相关短语
词源
From Ancient Greek ταὐτός (tautós, “the same”) + χρόνος (khrónos, “time”).
来源：wiktionary