programmed electronic postal weighing scale

例句：

1. 1. The program was designed to teach children basic math skills.
   这个程序旨在教授孩子们基本的数学技能。
2. 2. The program is designed for beginners.
   这个程序是为初学者设计的。
3. 3. The program has been programmed to detect and prevent cyberbullying.
   该程序已被编程以检测和预防网络欺凌。