此解决方案适用于Mac OS（Mavericks及更高版本），而不仅仅是Xcode：

This solution is for Mac OS (Mavericks and up) and not only Xcode:

Cmd + Ctrl + Space

将带上此菜单，您可以在其中简单地单击所需菜单：

Will bring this menu, where you can simply click on the one you want: