During university, I constantly improve their knowledge structure, improve their overall quality.

大学期间，我不断完善自己的知识结构，提高自己的综合素质。

youdao

Secondly, and in order that through this exchange, broaden their horizons, to learn more advanced concepts and knowledge, to reach more teachers and friends to learn, improve their overall quality.

其次，也为了通过这次交流，开阔自己的视野，学到更多先进理念和知识，向更多老师和朋友学习，提高自身综合素质。

youdao

Some have been more aggressive than others, but overall, their experience shows that concerted steps to improve air quality do work, and they save lives.

有些城市表现的比其他地区更激进，但总体而言，他们的经验表明，改善空气质量的联合措施有所见效，拯救了生命。

youdao

It is not just enough to improve the quality of the teaching standards, as was done in the past, it is also important to improve the overall quality of school leadership and management to allow teachers to become more effective in their roles.

UNESCO: Professional Standards for School Principals: Tuvalu Initial Workshop | United Nations Educational, Scientific and Cultural Organization