徒步方队总教练袁大庆介绍说：“我们首先进行单独训练，然后成列，最后形成完整的编队。”

"First, we trained individually, then in lines, before building up to full formation, " said aptly-named chief training officer Yuan Daqing.

youdao

徒步方队总教练袁大庆介绍说：“我们首先进行单独训练，然后成列，最后形成完整的编队。”

"First, we trained individually, then in lines, before building up to full formation," said aptly-named chief training officer Yuan Daqing.

youdao