gunsight computer

例句：

1. 1.The marksman aimed his gun at the target.
   狙击手将枪对准了目标。
2. 2.The hunter used a gunsight to track the deer.
   猎人使用瞄准器追踪鹿。
3. 3.The soldier trained with a gunsight to improve his accuracy.
   士兵用瞄准器训练以提高射击准确性。