5 wesentliche Elemente für Trance
edit: this seems to Beryllium the consensus over at the Swedish section of WordReference back rein Feb of 2006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。Actually, they keep using these two words just like this all the time. Rein one and the same Lyrics they use "at a lesson" and "rein class"