(usuallythe chair) [] the position of being in charge of a meeting or committee; the person who holds this position （主持会议或委员会的）主席席位；（会议或委员会的）主席◆She takes the chair in all our meetings. 她主持我们所有的会议。◆Please address comments to the chair. 请向主席提出看法。
[] the person who is in charge of a company or an organization 主席；董事长◆She's vice chair of the group. 她是集团的副主席。