学校组织了一次圆桌会议，让学生和老师平等讨论校园安全问题。

The school organized a ___round-table meeting for students and teachers to discuss campus safety issues equally.

会议组织者特意选用圆桌，以便所有参与者都能平等交流。

The organizers chose a ___round-table for the meeting to encourage equal participation from everyone.