要是知道歌词，你就跟着唱吧。

Do sing along if you know the words.

《牛津词典》

它们唱的“歌”主要是在快速重复一个音符，类似一种颤音。

Their song consists mainly of a rapidly repeated note, like a trill.

youdao

它们唱的“歌”主要是在快速重复一个音符，类似一种颤音。

Their song consists mainly of a rapidly repeated note, like a trill.

youdao