n.1.【医学】充血。2.(交通的)拥挤;(货物的)充斥;(人口)过剩,稠密。短语和例子traffic congestion交通拥塞。 congestion of the brain 脑充血。congestion congestion: 性格相似的accident congestion: 事故阻塞airport congestion: 航站拥挤arborescent congestion: 树枝状充血arterial congestion: 动脉性充血下载手机词典可随时随地查词查翻译