Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/27b7c01fc026bd7fc407e8ca6b3566f6.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 cot (n.1)是什么意思，cot (n.1)的翻译，cot (n.1)音标、读音、用法和例句_沉淀汉英词典