Definition
On a computer screen, this action involves moving the mouse over a designated area to reveal concealed information.
鼠标游标移至（电脑屏幕上）
When you roll the mouse over this area, the hidden menu will appear.
当你将鼠标滑过此区域时，隐藏菜单将会出现。
Users only need to roll the mouse over those icons to see more information.
用户只需将鼠标滑过这些图标，就能看到更多信息。
This feature allows users to roll the mouse over the link to display additional descriptions.
此功能让用户将鼠标滑过链接来显示更多描述。