Warning: file_put_contents(/www/wwwroot/ppbbu/cp667.com/cache/a60b38d93d18bb5b4fcbc8c5b11c3338.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/cp667.com/index.php on line 55 background impurity是什么意思,background impurity的翻译,background impurity音标、读音、用法和例句_淳朴汉英词典