without notice造句

1、It also says it faces regulations that often are introduced without notice or explanation.
它们还称自己经常会遇到没有事先通知或说明就直接颁布的规定。

2、Phone is also bundled, and why non-compliance record time and without notice me?
电话也是绑定了的，为什么有违规纪录的时候不通知我？

3、Such assignment will have no effect on the obligor without notice thereof.
未经通知，该转让对债务人不发生效力。”