She's been downgraded from principal to vice-principal.

她已从校长降职为副校长。

The vice-principal provide effective guidance to the work of specialist departments.

副校长有效地指导专责部门的工作。

Researcher, once worked as the Chief Engineer and Vice-principal of China Academy of Building Research.

研究员、曾任中国建筑科学研究院总工程师、副院长。

In a couple of years that high school principal will step down, and her job will be taken by the vice-principal.

那位中学校长干不了几年就要离职，她的职务将由副校长接任。

This morning, we gathered here to celebrate the opening of the festival. First, let's welcome vice-principal Mr. Zhou to address the opening speech with warm applause.

今晨，我们在这聚集庆祝本次英语节的开幕。首先，有请周校长致开幕词。掌声欢迎！