Use the “rule of 2” at a buffet: go as many times as you want, but limit yourself to no more than 2 types of food per trip.
在自助台前使用”2法则“：即不妨能走几趟就多走几趟，而且每次最多拿两种食物。
Use the “rule of 2” at a buffet: go as many times as you want, but limit yourself to no more than 2 types of food per trip.
在自助台前使用”2法则“：即不妨能走几趟就多走几趟，而且每次最多拿两种食物。
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