binding property

例句：

1. 1. The law requires that all passengers must wear seat belts while in the car.
   法律要求所有乘客在汽车内时必须系好安全带。
2. 2.The scientist found that the binding force between atoms was stronger than previously thought.
   科学家发现原子之间的结合力比之前认为的更强。
3. 3.The company's policy of binding employees to a minimum number of years in the workforce is controversial.
   该公司将员工绑定在最低工作年限的政策是争议性的。