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单词 trochoid
释义
tro·choid (trōkoid, trŏkoid)
n.
A curve traced by a point on or connected with a circle as the circle rolls along a fixed straight line.
adj. also tro·choi·dal (trō-koidl, trŏk-oidl)
1. Capable of or exhibiting rotation about a central axis.
2. Permitting rotation, as a pulley or pivot.

[Greek trokhoeidēs, wheellike : trokhos, wheel; see TROCHEE + -oeidēs, -oid.]

tro·choidal·ly adv.
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更新时间:2025/3/22 10:28:03