a wound in the arm的用法和样例：
- In the struggle the policeman received a wound in the right arm and lost his grip on the criminal.
- He has a knife wound in the arm.
- The soldier died from a wound in the battle.
- Fang Yi received a wound in the leg, the Little Countess in the arm, and Trinket a pike in the back.
- The soldier died from a wound in the chest.