1. Tristearin is commonly found in animal fats such as beef tallow and pork fat.
三硬脂酸甘油酯常见于动物脂肪，如牛油和猪油。
2. The production of tristearin involves the reaction of stearic acid with glycerol.
三硬脂酸甘油酯的生产涉及硬脂酸与甘油的反应。