1. A small train shuttles constantly between the concourse and the runways. 一列小型火车往返于机场大厅和跑道之间。
2. Elegance, porcelain, Suit for any concourse. It's not only can as a pen holder, but also can put some sweetbread things. 高雅，精美。适用于各种场所。既可以当笔筒，牙签座，牙刷座！又可以放一些杂碎的小东西。
3. "Chancellor, " he said, a calmly respectful greeting as though they had met by chance on the Grand Concourse of the Galactic Senate. “议长，”他说道，这个平静而满怀尊敬的问候就好像他们是在银河参议院的大会堂里见面一般。
英英解释
n.
1. a large gathering of people
2. a wide hallway in a building where people can walk
3. a coming together of people
