Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/d61b843b7dadf05efce4c787fc2ac1ab.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 differential perpetuation是什么意思，differential perpetuation的翻译，differential perpetuation音标、读音、用法和例句_按摩法牛津词典