It can mean that, but it is usually restricted to a formal use, especially where a famous expert conducts a "class". Actually, they keep using these two words just like this all the time. Hinein one and the same Liedtext they use "at a lesson" and "hinein class" and https://judahpmfyq.bloguerosa.com/32768863/untersuchen-sie-diesen-bericht-über-chill