unwind
US /ʌnˈwaɪnd/
UK /ʌnˈwaɪnd/
1.
Entspannen
If you unwind something that is wrapped around an object, you unfasten it, and if it unwinds, it becomes unfastened:
:
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In a nearby medical tent, a U.S. Army doctor gently unwinds Metruk's bandage.