名词本轮，周转圆
epicycle的近义词
1. 周转圆：epicon 外延硅靶摄像 | epicycle 周转圆 | epicycloid 外摆线
2. 亚旋回：epicoprosterol 表粪甾醇 | epicycle 亚旋回 | epicyclic gear 行星齿轮
3. 小循环：陆缘翘曲 epicontinental warp | 小循环 epicycle | 表皮 epidermis
noun
1. a circle that rolls around (inside or outside) another circle
generates an epicycloid or hypocycloid