scope of cover

例句：

1. 1. The newpolicy will have a significant impact on thescope of coverage.
   新政策将对覆盖范围产生重大影响。
2. 2. The team's performance inthis event has expanded their scope of coverage.
   该团队在此次活动中的表现扩大了他们的覆盖范围。
3. 3. The research aims to explore thescope of coverage for renewable energy sources.
   这项研究旨在探索可再生能源源的覆盖范围。