Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/f5e44e11d84db79a4b716908c28c8cab.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 tangential longitudinal section是什么意思，tangential longitudinal section的翻译，tangential longitudinal section音标、读音、用法和例句_按摩法牛津词典