Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/86d4efd31b8584f7992ba1519f0117db.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 undoing mechanism是什么意思，undoing mechanism的翻译，undoing mechanism音标、读音、用法和例句_甲百汇小鸡词典