gun harpoon

例句：

1. 1.The fisherman used a gun harpoon to catch the fish.
   渔夫用鱼叉钓到了鱼。
2. 2. The huntershot his gun harpoon intothe water.
   猎人用枪的鱼钩射向了水里。
3. 3. Theboat was equipped with agun harpoon forfishing.
   这艘船装备了用于捕鱼的鱼钩。