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1·The cock crows and the dawn chorus begins.

公鸡叫了,众鸟的清晨鸣唱随之开始了。《柯林斯英汉双解大词典》

2·We cuddled each other on the porch serenaded by the dawn chorus of a thousand birds.

我们在门廊上互相拥抱，黎明时无数只小鸟为我们齐唱小夜曲。

3·However, such sentiments appear to have disappeared in the dawn chorus of congratulation.

然而这些观点在大片的欢呼祝贺声出现的时候就消失了。

4·Waking to the dawn chorus was an especial joy as night faded and the sky grew light heralding a brand new day.

当夜色褪去，醒来就听到清晨鸟语是一件特别快乐的事。天空放亮，预示着崭新的一天开始了。

5·Scientists have revealed some of the secrets of the loud, growling monkey dawn chorus in the forests of Uganda.

科学家发现了乌干达森林中的猴群那响亮、咆哮的黎明同鸣背后的一些秘密。

6·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。

7·Dr Amrhein expected that males who were being given extra food would perform better during the dawn chorus than those that were not.

这项实验的目的是观察喂养对雄性大山雀在黎明时的合唱表现的影响。

8·On the mornings that had once throbbed with the dawn chorus of Robins catbirds doves jays wrens and scores of other bird voices there was now no sound.

清晨，知更，猫鸟，野鸽，松鸦，鹪鹩，还有各种其它鸟声曾经在黎明时分形成大合唱，出现一派勃勃生机的清晨，现在已是毫无声息了。

9·The scientists recorded the dawn chorus and used playback experiments to see if they could trigger one of a forest-wide calls to find out more about why the animals joined in.

科学家把“黎明大合唱”给记录下来，并使用声音回放实验，来看看他们是否能引发出一个森林范围内的“猴吼”，来更深入地了解它们加入大合唱的原因。

10·The work indicates that humans are subject to the same evolutionary trends that give relatively large eyes to birds that sing first during the dawn chorus or species such as owls that forage at night.

这说明，和这个在黎明鸣叫最早的鸟类或其他诸如猫头鹰等在夜间捕食的物种的大眼眶一样，人类也遵循同样的进化趋势。