据个人经验，这是我们需要反复学习的东西，尤其要注意成本在量上的增加。

In my experience, this is something we have to learn over and over again, especially as the size of the costs increases.

youdao

据个人经验，我是一个很有自信的人，直到有一天我在更深层地反省自己。

In my own experience, my confidence was strong until the day I reflected more deeply on the question about who I am.

youdao