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单词
hypocycloidal
释义
WordReference Random House Unabridged Dictionary of American English © 2024
hy•po•cy•cloid
(hī′pə sī
′
kloid),
USA pronunciation
n.
[
Geom.
]
Mathematics
a curve generated by the motion of a point on the circumference of a circle that rolls internally, without slipping, on a given circle.
hypo
- +
cycloid
1835–45
hy′po•cy•cloi
′
dal
,
adj.
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更新时间:2025/11/10 13:46:50