blow from a gun的用法和样例：
- The soldier saw a gun jutting out from a bush.
- Weakend armors can be destroy by a hard blow from a weapon.
- The soldier saw a gun [B] jutting out [/B] from a bush.
- The car is fitted with side impact bars(= to protect it from a blow from the side).
- "Would you care to take on the job yourself?" His "No!" came like a bullet from a gun.