leave the chair temporarily 临时离开主席位
take the chair 主持会议
be in the chair 担任主席
vacate the chair 空出主席位置
resume the chair 重新主持会议
occupy the chair 担任主席
1. The president had to leave the chair during the meeting due to an emergency.
主席因紧急情况不得不在会议中离开座位。
2. She left the chair and asked the vice-chair to continue the discussion.
她离开主席位，让副主席继续讨论。
3. After leaving the chair, he returned to give a short announcement.
他离开主席位置后又回来做了简短发言。
A: Why did you leave the chair so suddenly?
A：你为什么突然离开主席位？
B: I had to attend an urgent phone call.
B：我需要接一个紧急电话。
1) 指离开会议中的主席位置
2) 指会议主持权的暂时或永久转移
3) 用于正式场合的礼貌表达
4) 常见于会议与组织管理语境
1. 离开主席位置，通常用于会议或正式场合
e.g.He left the chair and asked others to continue the meeting.
他离开主席位，让他人继续会议。
verb phrase
1. To leave the position of chairperson in a meeting or formal assembly, often temporarily or due to procedural change.
Synonym: step down, vacate the chair