Definition
On a computer screen, this action involves moving the mouse over a designated area to reveal concealed information.
滑鼠游標移至（電腦螢幕上）
When you roll the mouse over this area, the hidden menu will appear.
當你將滑鼠滑過此區域時，隱藏選單將會出現。
Users only need to roll the mouse over those icons to see more information.
使用者只需將滑鼠滑過這些圖示，就能看到更多資訊。
This feature allows users to roll the mouse over the link to display additional descriptions.
此功能讓使用者將滑鼠滑過連結來顯示更多描述。