他在最后关头打出一记绝杀球，赢得了比赛。

He scored the winning ___kill shot at the last moment to seal the game.

记者抓拍到了拳击手击倒对手的精彩瞬间。

The journalist captured the perfect ___kill-shot of the boxer knocking out his opponent.

他最后的反驳简直是致命一击，让对手哑口无言。

His final rebuttal was the perfect ___kill-shot that silenced the opponent.