英语语法分析

When the young wrens heard that, they were frightfully angry, and screamed, "No, that we are not!"

小山雀听到这话，非常生气，尖叫道：“不，我们不是！”

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。

Every time male wrens hear that cry, they sing this in response [wren sound].

每当雄性鹩莺听到屠夫鸟的啼叫，它们就会这样回应[鹩莺的声音]。