当我在课堂上讲课的时候，我们最后经常会谈论成功和导致成功的因素，有趣的是，他们中很多人提到了运气的因素。

When I teach in the classroom, we often end up talking about things like success and what leads to success, and it's interesting that many of them mention the element of luck.

youdao

起初没有人买他们。 然后这位朋友给一位小学老师发了一个免费的样品。 老师在课堂上用的是，孩子们觉得很有趣，他们学到了很多。

The teacher used the DVD in class and the kids thought it was fun and that they'd learned a lot.

youdao