Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/cfe71a8a15f6a0d6f3638a52709d6140.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 concaveness是什么意思,concaveness的翻译,concaveness音标、读音、用法和例句_果味酸柯林斯词典