开启人类智慧宝库有三把钥匙，一把是数学，一把是文学，一把是音符。

There are three keys to open the treasure house of human wisdom, which are respectively math, literature and note.

youdao

开启人类智慧宝库有三把钥匙，一把是数学，一把是文学，一把是音符。

There are three keys to open the treasure house of human wisdom, which are respectively math, literature and note.

youdao