Every couple has their secrets, but I'm pretty sure she wasn't a closet whittler.
每对情侣都有些秘密,但我确定她不是木匠。
英语百科
Whittling
Whittling may refer either to the art of carving shapes out of raw wood using a knife or a time-occupying, non-artistic process of repeatedly shaving slivers from a piece of wood.