make no mistake

例句：

1. 1. I made no mistake about the importance of this project.
   我毫不怀疑这个项目的重要性。
2. 2.She made no mistake about his intentions when she met him at the airport.
   当她在机场见到他时，她没有弄错他的意图。
3. 3. The teacher made no mistake in explaining the difficult concept to the students.
   老师在向学生解释这个难懂的概念时，没有弄错。