通知图标 meaning in English

notify icon

Is set to zero , the message balloon does not display but the notification icon appears in the title bar
设置为零时，不显示消息气球，但会在标题栏上显示通知图标。
If you set this property to zero , the message balloon does not initially display but the notification icon appears in the title bar
如果您将此属性设置为零，则最初不会显示消息气球，但会在标题栏上显示通知图标。