translation.en: Again, same choice; they can play it safe for always getting two grapes every single time, or they can take a risky bet and choose between one and three.
translation.zh: 和刚才一样，他们可以做保险的交易， 每次交易都拿固定的2粒葡萄， 或者做有风险的交易，拿1粒或者3粒。