As far as I know, there isn't a hypernym for "classes which aren't online". You could qualify this sort of courses as "on-web-site" or "physical"; but apart from inside a context exactly where online and non-online have already been clearly distinguished this will probably browse/seem relatively clunky. “Good 词汇”：相关单词和短语 Topics https://eduardopzbpx.collectblogs.com/84179827/case-study-solution-experts-can-be-fun-for-anyone