In the meantime, let us study things which are no more. It is necessary to know them, if only for the purpose of avoiding them.

在此期间，让我们研究研究那些已经不存在的东西，认识那些东西是必要的，即使仅仅是为了避开它们。

youdao

Let us study hard, I start from, start from today, let diligent sweat pouring opening flower of knowledge!

让我们努力学习，从我做起，从今天做起，让勤奋的汗水浇开知识之花！

youdao

Let us study hard, I start from, start from today, let diligent sweat pouring opening flower of knowledge!

让我们努力学习，从我做起，从今天做起，让勤奋的汗水浇开知识之花！

youdao