Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/e5b862923b72ed6769abf42b2d4d16df.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 operating earning rate是什么意思，operating earning rate的翻译，operating earning rate音标、读音、用法和例句_甲百匯小鸡词典