求翻译：电脑是现代的产品，它对我们生活有十分有利。在电脑上可以很快查到资料，节省了时间；还可以在电脑上学习，听课。电脑也有不好的方面。例如，游戏。如果沉迷游戏，就会浪费时间，学习成绩会下降。是什么意思？

Computer is a modern product, it our lives are very favorable. On a computer can find the information quickly, saving time; can also be learning on the computer, listen. Computers also have a bad connection. For example, a game. If indulging in the game, would be a waste of time, performance will decline.