How to Use "unbend" with Example Sentences

1. She finds it hard to unbend , even at parties .
2. I one brother , pursue computer development all the year round , get one strange disease recently : arm cannot unbend .
3. He has cerebral palsy and has already had seven operations to unbend his arms and legs .
4. For example the centre of the palm expresses upcountry " average " , the centre of the palm expresses outwards " sell piece " , arm up rapid activity expresses unbend , finger " the price is ...... " , thumb up cock expresses " clinch a deal " .