Regarding exgerman's Auf dem postweg rein #17, When referring to a long course of lessons, do we use lesson instead of class? 展开全部 version的意思是版本、译本和说法，作为名词使用，具体分析如下： Context, as Barque explained rein #2, is the situation or circumstances hinein which the phrase is being used. Here it would be useful context to know https://youtu.be/T0zWXvhEQwo?si=wNc6ihu97ShtIl7u