1、点击菜单中edit菜单,弹出了下拉菜单选择为preferences选项
2、点击左侧中read unread选项
3、勾选viewing it in a stand-alone reference window选项
4、勾选viewing it in a stand-alone reference window选项之后,点击确定
1、点击菜单中edit菜单,弹出了下拉菜单选择为preferences选项
2、点击左侧中read unread选项
3、勾选viewing it in a stand-alone reference window选项
4、勾选viewing it in a stand-alone reference window选项之后,点击确定