import json

def search_key_in_json(file_path, search_key):
    with open(file_path, 'r', encoding='utf-8') as file:
        data = json.load(file)

    # 递归函数查找键
    def recursive_search(data, key):
        if key in data:
            return key, data[key]
        for k, v in data.items():
            if isinstance(v, dict):
                result = recursive_search(v, key)
                if result:
                    return result
        return None

    result = recursive_search(data, search_key)
    if result:
        return f"{result[0]} : {result[1]}"
    else:
        return f"{search_key} : /"


# 用法示例
file_path = 'C:/Users/Administrator/Downloads/truncate_output2.json'  # 替换为你的 JSON 文件路径
search_key = '多标段投标'  # 替换为你想搜索的键
print(search_key_in_json(file_path, search_key))