tautochrone
'tɔ:tәkrәun
基本解释
n. [数]等时曲线,等时降落轨迹
英文释义
n. A curved line, such that a heavy 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 may begin to fall; as,
an inverted cycloid with its base horizontal is a tautochrone.
上一个单词：tauto-
下一个单词：tautochronism