But we concluded with the sad reality that such work takes decades, and that "Beijing residents will need to wait before seeing improvements."

但令人沮丧的现实是，这些工作需要花费数十年来完成，“在情况有所改观以前，北京居民还需等待些许时日。”

youdao

But we concluded with the sad reality that such work takes decades, and that "Beijing residents will need to wait before seeing improvements."

但令人沮丧的现实是，这些工作需要花费数十年来完成，“在情况有所改观以前，北京居民还需等待些许时日。”

youdao