Those of us who have been using computers for a long time have been conditioned to think that the document Close function is the appropriate way to abandon unwanted changes if we make an error or are simply noodling around.

• 有过很长时间计算机使用经验的人们已经被动地适应了计算机的思考方式，认为关闭就是一种恰当的功能，可以放弃不想要的修改。