identify element

基本解释

Another important cue is to clearly identify which element you are dragging to.
另一個重要的操作是清晰標識出要拖動到的目標元素。
For assistive technology to identify the element on the HTML page, the ID should be unique, or there will be confusion about which element is the correct one.
對於用來識別 HTML 頁麪上的元素的輔助技術來說，ID 應該是惟一的，否則就會産生混亂，無法確定哪一個才是正確的元素。
As you may remember from the previous article, the primary thing that Application Developer adds to the EJB DD is the id attributes that uniquely identify each element within the DD.
您可能記得上一篇文章中，Application Developer 添加到 EJB DD 的主要內容是唯一標識 DD 內每個元素的標識屬性。