But the half pound bellbird, roughly the size of a common city pigeon: " had a washboard stomach… this is incredible thick set of muscles rippling all along its abdomen."

但这种半磅重的、大概如普通城市鸽子那么大的白钟雀“有着洗衣板一般的胃...那是顺着整个腹部扩散排列一套超厚肌肉。”

But the half pound bellbird, roughly the size of a common city pigeon: " had a washboard stomach… this incredible thick set of muscles rippling all along its abdomen." The powerful muscles provide lots of singing power.

但是半磅重的铃鸟，大约有一只普通的城市鸽子那么大：“有一个搓衣板般的胃… … 这组令人难以置信的厚实肌肉在它的腹部起伏。”强大的肌肉提供了很大的歌唱能力。