noun
winning point; winning goal; game point; finishing line
Used in sports and competitions for the point, goal, or score that decides the outcome. Can also refer to the finish line in a race.
彼のシュートが決勝点となった。
His shot became the winning goal.
テニスの試合で、最後のポイントが決勝点だっ
In the tennis match, the last point was the game point.
マラソン選手が決勝点を通過した。
The marathon runner crossed the finishing line.