They played just the male fairy-wren call. Then they played the trill of the wrens singing immediately after the butcher-birds.
他们先单独播放雄性细尾鹩莺的声音，然后再播放紧接着屠夫鸟叫声的鹩莺啭鸣。
2
That's the sound of butcher-birds, which prey on splendid wrens.
这是屠夫鸟的声音，它们会捕食这种美丽的鹩莺。
3
Among those infected so far, several are believed to have been in close contact with birds, including a 48-year-old who transported poultry, a 45-year-old poultry butcher and a 38-year-old chef.