求翻译：2.积极补习：仅仅掌握专业知识是不够的，还需要根据社会现实，选择性地补充学习并掌握一些能够提升个人基本能力的知识与技能，如人际交往、自信心等方面的锻炼。是什么意思？

Actively tutorial: just to acquire specialized knowledge is not enough, you also need the social reality, selectively added some of the knowledge and skills to enhance their ability to learn and master, such as interpersonal relationships, self-confidence and other aspects of the exercise.