"unwind a ball of yarn"
"He relaxed in the hot tub"
"Let's all relax after a hard day's work"
"A hot bath always relaxes me"
As she unwound her ball of wool it rolled out of her lap.
出自： M. Sinclair
Unwound the mooring rope from a bollard.
出自： I. McEwan
There's an awful lot of red-tape to unwind.