求翻译：垃圾食品的盛行也是造成儿童肥胖的又一个重要原因。例如麦当劳肯德基中的炸薯条，炸鸡，可口可乐等。此类食品热量高，含有较高的油脂和氧化物质，经常进食易导致肥胖。长喝会发胖，因为他含有糖。介绍，各类碳酸饮料中的糖分较高，长期喝容易导致发胖。是什么意思？

Prevalence also contribute to childhood obesity junk food is an important reason. For example McDonald's KFC fries, fried chicken, such as Coca Cola. Such high food calories, containing high levels of fats and oils and oxidizing substances, often eating causes obesity. Long drink will get fat because he contains sugar. Introduction, higher sugar of all kinds of carbonated beverages, long-term drinking tend to get fat.