Sentence:  The method requires the hook shank to be <WSD>underwrapped</WSD> and, ideally, the wire should be so malleable that it turns about the shank tightly and easily, using the dressing technique that leaves two inches of the starting end of the tying wire protruding to the rear when first binding the hook shank. 
Meaning of the word marked with <WSD> tags:  Having an inner wrapping.