n.轮盘赌;骑缝线;旋轮线;
例句:
I think I'll try my luck at roulette.
我想玩玩轮盘赌碰碰运气.
Farmer in particular was obsessed with the roulette wheel.
法默对轮盘赌的轮盘特别着迷.
Predicting tomorrow's weather is riskier than roulette.
预测第二天的天气比赌博还要有风险.