Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/0ad448bd9cc55ebd271dc289b7686133.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 open front rounded vowel是什么意思，open front rounded vowel的翻译，open front rounded vowel音标、读音、用法和例句_果味酸柯林斯词典