roulette ball

同根派生

a rotating wheel with slots that is used for gambling; players bet on which slot the roulette ball will stop in.
赌博用的有投币口的旋转轮子；玩家在轮盘机将要停下的币口投注。
a rotating wheel with slots that is used for gambling; players bet on which slot the roulette ball will stop in
赌博用的有投币口的旋转轮子；玩家在轮盘机将要停下的币口投注
I think I'll try my luck at roulette.
我想玩玩轮盘赌碰碰运气。
He singled and went to second on a passed ball.
他击出一垒打，再因对方漏接而跑上二垒。
In cricket, the ball is delivered overarm.
打板球时，要举臂过肩掷球。