Warning: file_put_contents(): Only 0 of 9891 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu.com/index.php on line 58 MOOC是什么意思,MOOC的翻译,MOOC音标、读音、用法和例句_英語字典
abbreviation for massive open online course: a course of study that is made available over the internet and that can be followed by a large number of people