Warning: file_put_contents(/home/www/wwwroot/ndsq.cn/cache/1ca53ac169802b77ddafc55f5d7de044.txt): failed to open stream: No space left on device in /home/www/wwwroot/ndsq.cn/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_开心英文字典_柠咚词