The conclusion is, you cannot teach swimming in a lecture hall!

可以得出这样的结论：你不可能在一个演讲厅之内教会如何游泳！

youdao

This is a difficult way to teach. Much more difficult than the lecture.

这是一种比较难的教学方法，要比演讲式教学法难得多。

youdao

This is a difficult way to teach. Much more difficult than the lecture.

这是一种比较难的教学方法，要比演讲式教学法难得多。

youdao