Polylogarithms
多对数
🗣️ 情景例句
have been busy at work this morning
一早上都在忙着
He that gains well and spends well needs no account book.
收支正当，无须记帐。
Do you remember when the three of us went on a picnic?
我们三个人一起搞过野餐，你还记得吗？