周末的时候，工人们经常在当地酒吧玩双面硬币赌博游戏放松。

On weekends, workers often relax by playing ___two-up at the local pub.

在纪念活动上，老兵们围成一圈玩双币游戏，以此缅怀战争岁月。

Veterans formed a circle to play ___two-up at the memorial event, remembering the wartime days.

赌客们屏住呼吸，等待硬币落地后是否是双正面。

The gamblers held their breath, waiting to see if the coins would land ___two-up.