Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/c45b3d789a47c9b842023b5257fe2a6c.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 segmental wheel是什么意思，segmental wheel的翻译，segmental wheel音标、读音、用法和例句_沉淀汉英词典