Warning: file_put_contents(/www/wwwroot/ppbbu/www.30232.com/cache/e421b69f0c2db3a906c2597b001b28d1.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/www.30232.com/index.php on line 55 omitted exogenous variable是什么意思，omitted exogenous variable的翻译，omitted exogenous variable音标、读音、用法和例句_绍翊字体网有道词典