roulette

n. 輪盤賭、點線機、騎縫線

學術名詞

• 旋輪線：數學

英文釋義

1. a line generated by a point on one figure rolling around a second figure
2. a wheel with teeth for making a row of perforations
3. a gambling game in which players bet on which compartment of a revolving wheel a small ball will come to rest in