1·Polyunsaturated fats include sunflower oil, corn oil and soy oil.
多不饱和脂肪包括葵花子油，玉米油和豆油。
2·You may recognize the polyunsaturated fats as ingredients in many commercial food products.
您可能会在许多商业食品中认识到作为成分的多不饱和脂肪。
3·Due to extensive use of the cheaper polyunsaturated fats our modern foods have a ratio of 1:20, sometimes even 1:50.
由于大量使用廉价的多不饱和脂肪，现代食品的比例为1：20，有时甚至是1：50。
4·And, polyunsaturated fats contain essential fatty acids.
而且，多不饱和脂肪包含重要的脂肪酸。
5·Polyunsaturated fat also lowers LDL.
多不饱和脂肪也能降低LDL。