clinch|clinched|clinching

他的最后一球锁定了比赛的胜利。

His final shot ___clinched the victory in the game.

这位摔跤手擅长在比赛中用抱紧战术限制对手行动。

The wrestler is good at ___clinching his opponents to limit their movements during the match.

他紧紧抓住栏杆以免滑倒。

He ___clinched the railing tightly to prevent slipping.