excussio

例句：

1. 1.The professor provided a detailed explanation of the experiment's results.
   教授详细解释了实验结果。
2. 2. He gave me an excuse to stay home and study.
   他给了我一个借口，让我留在家里学习。
3. 3. She needed an excuse to avoid going to work on time.
   她需要一个借口来避免按时上班。