curb stone broker

例句：

1. 1. Thecurbstone broker is responsible for maintaining theroadside environment.
   路缘石经纪人负责维护路边环境。
2. 2. The curbstone broker helpsto ensure that the roadside is safeand pleasant for pedestrians.
   路缘石经纪人帮助确保路边对行人来说是安全和愉快的。
3. 3. The curbstone broker plays acrucial role in the construction of new roads.
   路缘石经纪人在新建道路的建设中扮演着至关重要的角色。