Orphaned baby birds are being played recordings of the dawn chorus in the hope that the sounds will teach them to sing in tune.

给失去父母的幼鸟播放清晨鸟类合唱曲的磁带，以期这些声音能教会他们合谐歌唱。

youdao

That makes it much more difficult to predict who will sing the all-important tune, which will be guaranteed a air plays in the next year.

这样一来，想要预测谁会演唱这首来年将被广泛传播的歌曲就更难了。

youdao

That makes it much more difficult to predict who will sing the all-important tune, which will be guaranteed a zillion air plays in the next year.

这样一来，想要预测谁会演唱这首来年将被广泛传播的歌曲就更难了。

youdao

That makes it much more difficult to predict who will sing the all-important tune, which will be guaranteed a zillion air plays in the next year.

这样一来，想要预测谁会演唱这首来年将被广泛传播的歌曲就更难了。

youdao