Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/325cb6b3a617f3934cd4596b67f82407.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 bucket operating cylinder是什么意思，bucket operating cylinder的翻译，bucket operating cylinder音标、读音、用法和例句_甲百汇小鸡词典