UNTERSUCHEN SIE DIESEN BERICHT üBER MIX

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。Although you might even think of a Schank as a classroom for the purposes of a lesson ("We'Response having ur class in the bar"), I think if you're physically separate, it's now just a "lesson."But it has been weit verbreitet for a very long time to