rigorously

例句：

1. 1.The teacher gave us a rigorously detailed explanation of the problem.
   老师给我们详细解释了这个问题。
2. 2.The exam was rigorously designed to test our knowledge.
   考试被设计得非常严格，以测试我们的知识和技能。
3. 3. We should rigorously follow the rules to avoid accidents.
   我们应该严格遵守规则以避免事故。