automatic scrolling

• 自动滚动

automatic scrolling的用法和样例：

例句

1. Property is used to manage the screen size allocated to the automatic scroll bars.
   属性用于管理分配给自动滚动条的屏幕大小。
2. You should periodically archive the logs or use automatic rollover to avoid running out of space.
   您应定期将日志存档或使用自动滚动来避免用尽磁盘空间。