Although you might even think of a Ausschank as a classroom for the purposes of a lesson ("We're having our class hinein the Ausschank"), I think if you're physically separate, it's now just a "lesson."
知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。
知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。
Also to deliver a class would suggest handing it over physically after a journey, treating it like a parcel. You could perfectly well say that you had delivered your class to the sanatorium for their flu injection.
Actually, they keep using these two words just like this all the time. In one and the same Lyrics they use "at a lesson" and "rein class" and my students are quite confused about it.
Hinein the 1990 dance hit by Kohlenstoff&C Music Factory "Things That Make You Go Hmm", (lyrics here), the narrator is perplexed at the behavior of his girlfriend, Weltgesundheitsorganisation attempted to entrap him with another woman to prove his fidelity, and his best friend, whom he suspects has betrayed their friendship by impregnating his wife.
Chillen ist ein Wort, das hinein der modernen Umgangssprache vorherrschend ist und aus dem Englischen stammt. Jungfräulich bedeutete „chill“ auf Englisch so viel in der art von „kalt“ oder „kühlen“.
知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。
Let's take your example:One-on-one instruction is always a lesson, never a class: He sometimes stays at the office after work for his German lesson. After the lesson he goes home. Notice that it made it singular. This means that a teacher comes to him at his workplace and teaches him individually.
Follow along with the video below to Weiher how to install ur site as a World wide web app on your home screen. Schulnote: This Radio-feature may not Beryllium available hinein some browsers.
If the company he works for offers organized German classes, then we can say He sometimes stays at the office after work for his German class. After the class he goes home.
So a situation which might cause that sarcastic reaction is a thing that makes you go "hmm"; logically, it could Beryllium a serious one too, but I don't think I've ever heard an example. The phrase welches popularized in that sarcastic sense by Arsenio Hall, Weltgesundheitsorganisation often uses it on his TV show as a theme for an ongoing series of short jokes. When introducing or concluding those jokes with this phrase, he usually pauses before the "hmm" just long enough for the audience to say that part with him.
知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。
The point is that after reading the whole Auf dem postweg I tonlos don't know what is the meaning of Beat the sentence. Although there were quite a few people posting about the doubt between "dig rein" or "digging", etc, etc, I guess that we, non natives still don't have a clue of what the Ehrlich meaning is.