Warning: file_put_contents(/www/wwwroot/ppbbu/52065.com/cache/42ebd6b42e4397c3819b4c65ef3ca844.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/52065.com/index.php on line 55 annular concavity是什么意思，annular concavity的翻译，annular concavity音标、读音、用法和例句_伍贰汉英词典