Developing the Yangtze River Economic Belt is a systematic project which calls for a clear road map and timetable.

发展长江经济带是一项系统工程，需要有明确的路线图和时间表。

youdao

Developing the Yangtze River Economic Belt is a systematic project which calls for a clear road map and timetable.

发展长江经济带是一项系统工程，需要有明确的路线图和时间表。

youdao