步枪兵

例句：

1. 1.The rifleman was killed in the battle.
   那个狙击手在战斗中被杀。
2. 2. He trained his rifleman to be ready for any situation.
   他训练他的狙击手随时准备应对任何情况。
3. 3. The rifleman fired at the target with deadly accuracy.
   狙击手以致命的准确度射击目标。