regular sampling

例句：

1. 1. The teacher's lectures are always on time, which is a regular practice for him.
   老师的讲课总是准时，这是他的常规做法。
2. 2.The car is running regularly, and I hope it will continue to do so.
   汽车运行得有规律，我希望它会继续这样。
3. 3.The schedule is very regular, and everyone knows what to expect every day.
   日程安排得很有规律，每个人都知道每天要做什么。