chairpersons
n．主席（复数）：一个组织、委员会或会议的主持人。
例句
They were both chairpersons of the students' union.
他们都是学生会主席。
He was one of the chairpersons of our students' union.
他是我们学生会的主席之一。
What are some qualities to consider when appointing committee chairpersons?
当指派委员会主委需考虑些什么特质？
