common law copyright

例句：

1. 1.The book's copyright was renewed for another five years.
   这本书的版权又延长了五年。
2. 2.The artist's common-law copyright prevents others from using their work without permission.
   艺术家的普通法版权阻止其他人未经授权使用他们的作品。
3. 3.The company's general-purpose copyright covers all its works, not just those created by the company.
   该公司的通用版权覆盖了所有作品，不仅仅是公司创造的作品。