Photo by VnExpress/Duy Tran The sidewalk patrol was the first since October last year, when Doan Ngoc Hai, the district's vice chairman, stepped down from the massive cleanup campaign that he initiated in early 2017.

Ví dụ, các bài viết liên quan đến từ sidewalk. Các từ vựng liên quan đến từ vựng trong câu ví dụ.