We all know that fats spoil by becoming rancid.我们都知道油脂变质后会发臭。Food is made up of carbohydrates, proteins and fats.食物由碳水化合物、蛋白质和脂肪构成。Carbon, hydrogen and oxygen combine chemically to form carbohydrates and fats.碳、氢、氧化合形成碳水...
Healthier eating, longer lifespans and higher disposable incomes have helped to hold back the years.虽然健康的饮食 、 命的延长和较高的收入对于人们延缓衰老起到了一定的作用.They are still having to live on very low incomes.他们现在还得靠微薄的收入过日子。More than half of...
Social unrest, never far below the surface in Brazil, has erupted over the last few days...巴西一直以来一触即发的社会不安定因素在过去的几天里爆发了。...civil unrest.国内骚乱Industrial unrest and cheaper imports played their part in the company’s reversa...