教练在赛后采访中再次强调球队将专注于防守改进。

The coach ___reasserts the team's focus on defensive improvements during the post-game interview.

面对竞争对手的挑战，公司迅速采取行动，重新确立了自己的市场主导地位。

The company quickly took action and ___reasserted its dominance in the market against competitors' challenges.