单词 epicycloidal 释义 epicycloidal, a.|psakldl|[f. prec. + -al1.]Of the form or nature of an epicycloid.1812Woodhouse Astron. xvi. 172 The true pole..will describe an epicycloidal curve.1837Whewell Hist. Induct. Sc. iii. iv. 3 I. 205 The epicycloidal fo...