Warning: file_put_contents(/www/wwwroot/zidian/oumou.cn/cache/fa56206100dba3f040a2fee7fbdcfa09.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/oumou.cn/index.php on line 58 backward channel capacity是什么意思，backward channel capacity的翻译，backward channel capacity音标、读音、用法和例句_欧米惠必应词典