On the other hand, if we were a German class and we could hang together for a couple of weeks, say an hour a day of German, and I could keep the input light and lively, as in the second example.

另一方面 如果我们是一门德语课 我们可以在一起呆上几个星期 比如说每天学一个小时德语 我可以让输入内容轻松活泼 就像第二个例子中那样。