赌棍

wǒ céng jīng shì gè dǔ gùn dàn xiàn zài zài yě bù dǔ le nà shì shǎ guā de yóu xì

我曾经是个赌棍，但现在再也不赌了，那是傻瓜的游戏。

I used to be a very heavy gambler, but not any more. It's a mug's game.