城市游憩商业区作为城市游憩系统的重要组成部分，成为现在研究的热点问题。

As an important part of urban recreation system, urban RND became a popular word nowadays.

youdao

城市游憩商业区作为城市游憩系统的重要组成部分，成为现在研究的热点问题。

As an important part of urban recreation system, urban RND became a popular word nowadays.

youdao