Warning: file_put_contents(/www/wwwroot/zidian/oumou.cn/cache/43f93b0e70ca790484dbe74dae4abb13.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/oumou.cn/index.php on line 58 pitchdown是什么意思，pitchdown的翻译，pitchdown音标、读音、用法和例句_歐米惠必应词典