Warning: file_put_contents(/www/wwwroot/ppbbbu/n94.cn/cache/31b117a5b755bc3e95887eaec6dbb83c.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/n94.cn/index.php on line 55 practical (adj.)是什么意思，practical (adj.)的翻译，practical (adj.)音标、读音、用法和例句_94生活常识网有道词典