Idea在不关闭project的情况下进行Import Project
参考博客：https://blog.csdn.net/zengxiaosen/article/details/528075401.进入Settings > Appearance & Bechavior > Menus and Toolbars.打开Main menu > File > 选中File 下边任意一个, 点击 右侧按钮 Add Afte...
