How to capture when the secondary menu does not disappear

QQ, micro-channel capture when the mouse point to open a secondary menu will disappear, finally had enough, Baidu to find a way.
Actually very simple, usually after opening shots are secondary menu ctrl + alt + a (half press the key combination on the line),
in fact, if you want to cut the secondary menu, then press and hold the ctrl + alt, then opening the two menu, + A, it can be