a wince of pain的用法和样例：
- With the inevitable wince of pain from her arthritis, she bent to retrieve the white envelopes from the floor. She opened them while sitting on the piano bench.
- He twisted up with a sudden stab of pain.
- I felt a stab of pain in the back.
- He felt a great deal of pain in his abdomen.
- A condition of pain, suffering, or distress.