Sometimes dynamic HTML pages need to be fetched from the server whenever they are displayed - even when the back button is used. For example, pages showing the state of a bank account or online order.

某些时候动态HTML页面需要即时从服务器更新以备随时显示-甚至是使用后退按钮的时候.例如 显示银行帐号的状态或在线订单.

youdao