string(243) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=oppo%E6%89%8B%E6%9C%BA%E7%9A%84%E4%BB%B7%E6%A0%BC%E6%98%AF%E5%A4%9A%E5%B0%91 => Failed to connect to 101.91.112.32 port 38195: Connection refused"
oppo手机的价格是多少
