I shuffled around a bit in an inconspicuous sort of way. The idea was to get close enough to make a side swipe at the gun, knock it outwards, and then jump in fast before she could bring it back in line.

我以一种的方式四处走动。这个想法是靠得足近，从侧面猛击枪，向外敲，然后在放回原位之前快速跳进去。