Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/a7d62abc41091dd397fef212d575a7cf.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 prolongation (n.)是什么意思,prolongation (n.)的翻译,prolongation (n.)音标、读音、用法和例句_按摩法牛津词典