2. At first, you gave us a wrong guidance. 最初,你给了我们一个错误的指引。
3. Second, is to change its guidance for students. 其次是改变了自己对学生的指导。
英英解释
n.
1. something that provides direction or advice as to a decision or course of action
2. the act of guiding or showing the way
3. the act of setting and holding a course