corn front sight

例句：

1. 1.The hunter used a corn front sight to improve his accuracy.
   猎人使用玉米前视瞄准器来提高他的精度。
2. 2. In the old days, soldiers often used corn front sights for their rifles.
   在旧时代，士兵经常使用玉米前视瞄准器来装填他们的步枪。
3. 3. The new rifle design incorporates a modern corn front sight, making it easier to use and more accurate.
   新步枪设计采用了现代的玉米前视瞄准器，使得使用起来更加方便且更准确。