What chance do we have? 我们胜算的机会有多大 ？
It's all a matter of luck. 这纯粹是运气好坏的问题。 It's a game of hit or miss. 这是一场输赢纯靠运气的游戏。
It's a shot in the dark. 这机会渺茫。 The odds are against me. 时不我予。
My chance is only one in a million. 我只有百万分之一的机会。
