dual space

例句：

1. 1.The dual space between the two tables is about six feet wide.
   两个桌子之间的空间大约六英尺宽。
2. 2. The dual space between the two tables is where people sit and chat.
   两个桌子之间的空间是人们坐着聊天的地方。
3. 3.The dual space between the two tables is designed to accommodate large groups of people.
   两个桌子之间的空间被设计来容纳大量的人群。