1. The document needs to be stamped with the company's official seal, which is a rotary with the company's logo on it.
这份文件需要用公司的官方印章盖章，而印章是一个带有公司标志的圆盘状的印章。
2. The carousel at the amusement park is a popular rotary attraction for children.
游乐园里的旋转木马是孩子们喜欢的一个旋转设施。
3. She has been a member of the Rotary Club for over five years, actively participating in various community service projects.
她已经是国际扶轮社的会员五年多了，积极参与各种社区服务项目。