revolving-door
英
美
- card n.纸牌；卡片；名片；怪人；梳理机v.把...记入卡片；梳理
- credit n.信用；荣誉；学分；赞扬；贷款；赊欠；贷方；存款(复)credits:演职员名单.v.归功于；相信；记入贷方
- of prep.关于；...的（表所属）；出身于；由于
- rate n.比率；速度；价格；费用；等级v.认为；估价；定等级；值得；怒斥；责骂
- revolving adj.旋转的动词revolve的现在分词形式.
Noun:
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an organization or institution with a high rate of turnover of personnel or membership
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a door consisting of four orthogonal partitions that rotate about a central pivot; a door designed to equalize the air pressure in tall buildings
