在与外界声音隔绝之后，贝多芬开始用“心”来作曲。

In with the outside world after the sound isolation, Beethoven began to use "heart" to compose.

youdao

在与外界声音隔绝之后，贝多芬开始用“心”来作曲。

In with the outside world after the sound isolation, Beethoven began to use "heart" to compose.

youdao