Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/48be8149e276691116ed50a39701ea86.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 annular concavity是什么意思，annular concavity的翻译，annular concavity音标、读音、用法和例句_按摩法牛津词典