左轮手枪

例句：

1. 1. He carried a revolver in his pocket.
   他口袋里藏着一把手枪。
2. 2. The policeman used the revolver to shoot the criminal.
   警察用手枪射击了罪犯。
3. 3. The revolver was a symbol of authority and power.
   左轮手枪象征着权威和权力。