Warning: file_put_contents(): Only 0 of 6132 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 tunnel in unfavorable geological conditions是什么意思，tunnel in unfavorable geological conditions的翻译，tunnel in unfavorable geological conditions音标、读音、用法和例句_沉淀汉英词典