subscriber selector

例句：

1. 1. The software allows subscribers to select their preferred channels.
   该软件允许订阅者选择他们偏好的频道。
2. 2. The subscriber selector helps us to manage our database more efficiently.
   订阅者选择器帮助我们更有效地管理我们的数据库。
3. 3. The company's new subscriber selector is designed to improve user experience.
   该公司的新订阅者选择器旨在提高用户体验。