When your Mac is low on disk space，Deleting files that are no longer needed is an effective solution。Although the common way to delete is through mouse operation，You can also use keyboard shortcuts to delete files。Here are several ways to use the Delete key to delete files on Mac systems： 使用Delete键删除文件的方法 方法一：Right mouse button operation 1. 右键点击文件 在Finder中，Find the file that needs to be deleted，Right click on the file。 2. 选择“移动到废纸篓” 在弹出的菜单中选择“移动到废纸篓”。The file will be moved to the Trash。 3. 拖动至废纸篓 您也可以直接按住鼠标左键，Drag the file to the Trash at the bottom of the screen...