Many of today's margarines and butter alternatives are made with poly-unsaturated fats and thus require refrigeration. 现在许多人造奶油和黄油都是用多不饱和脂肪酸做的,因此需要冷冻保藏。
Red meat and some cooking oils and margarines are among the many dietary sources of linoleic acid. 红色肉类和一些食用油以及人造黄油是亚油酸的许多膳食来源。
This is one of the new generation of lowfat margarines. 这是低脂人造黄油的新一代产品之一。