一只快乐的小鸟在一棵落叶松上歌唱，仅此而已。

A merry little bird was singing on a larch-tree, but nothing more.

youdao

一只快乐的小鸟在一棵落叶松上歌唱，仅此而已。

A merry little bird was singing on a larch-tree, but nothing more.

youdao