Warning: file_put_contents(/www/wwwroot/ppbbbu/n94.cn/cache/59ebbe3818cb986b76d9dd498a477687.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/n94.cn/index.php on line 55 tentative specification是什么意思，tentative specification的翻译，tentative specification音标、读音、用法和例句_94生活常识网有道词典