Sometimes when I am alone I sing, I sing the song no one could understand.

有时我一个人的时候我歌唱，我唱那些谁也不懂的歌给自己听。

youdao

Sometimes when I am alone I sing, I sing the song no one could understand.

有时我一个人的时候我歌唱，我唱那些谁也不懂的歌给自己听。

youdao