Well you can sometimes hear birdsong in the city but it's the buildings that cause these natural sounds to be drowned out.

在城市里，有时候你也能听到鸟叫声，但正是些建筑淹没了些自然的声音。

It may not be the most melodious bit of birdsong you'll ever encounter.

（山雀的警报信号）可能不是你听过的最悦耳的鸟鸣声。

The study found listening to birdsong as well as other woodland sounds like leaves crunching underfoot or the gentle trickle of a stream boosted feelings of relaxation 30% more than an app.

该研究发现，听鸟鸣以及其他林地的声音，如脚下树叶的嘎吱声或溪流的涓涓细流，让人放松的效果比听应用程序高 30%。

But it hasn't all been birdsong and sunshine.

但并非一切都如鸟语花香。

It's hard to imagine a bigger contrast between where Dr. Mohamed has come from and the peace, the birdsong, the beauty of this park in central Dublin where we're talking just a few days after Dr. Mohamed arrived here in Ireland.

难以想象穆罕默德博士从战火纷飞之地来到里后，会有比更大的反差——我们此刻正坐在都柏林市心座公园的宁静交谈， 耳边是鸟儿的啁啾， 而仅仅几天前， 穆罕默德博士才刚刚抵达爱尔兰。

It's hard to get tired of the birdsong above the wooden shed, or the sun rising above that distant hill.

木棚上方的鸟鸣，或是远方山丘上升起的太阳，都让人难以厌倦。

There were hints of something floral and welcoming in the air, birdsong the gentle backdrop to the day.

空气弥漫着花香和温馨的气息，鸟儿的歌声是一天柔和的背。

The smell of Tigerclaw and the rogue cats was still heavy in the air, but he could hear no noises other than birdsong and the whispering of the breeze through the leaves.

空气仍然弥漫着虎爪和流氓猫的气味，但除了鸟鸣和微风穿过树叶的低语之外，他听不到任何声音。

Just recording the atmosphere of the early morning, the birdsong and the other noises and atmosphere.

只是录制清晨的氛围、鸟鸣和其他声响与氛围。

And noise, we think, makes the birdsong less effective because they can't be heard as well.

我们认为，噪音使得鸟鸣的效果减弱，因为它们的声音无法被清晰地听到。

We need to go out to nature and birdsong signals to us that we are safe.

我们需要去户外接触大自然，鸟鸣声告诉我们里是安全的。

And he said that with deforestation, we have less birdsong and we need birdsong for our mental health.

他提到， 随着森林砍伐，鸟鸣声减少了， 而我们的心理健康需要鸟鸣声。

Yes, whether it's the natural sounds of birdsong, the wind blowing, or man-made noise, like traffic or music - there's always something we can hear.

是的，不管是鸟叫、风吹样的自然声音，还是人造的噪音，例如交通或音乐 —— 我们总能听到一些东西。

Studying female birdsong is no simple task.

研究雌性鸟鸣并不是简单的工作。

But what about the chirrups and whistles of birdsong or other nature sounds?

但是鸟鸣声或其他自然的声音呢？

Meanwhile a separate study by King's College London researchers found being outdoors, seeing trees, hearing birdsong, looking at the sky, and feeling in contact with nature were associated with higher levels of mental wellbeing.

与此同时，伦敦国王学院研究人员在另一项研究发现，户外活动、观赏树木、聆听鸟鸣、仰望天空以及亲近自然，都与更高的的心理健康水平有关。

The researchers found that being outdoors, seeing trees, hearing birdsong, seeing the sky, and feeling in contact with nature were associated with higher levels of mental well-being.

研究人员发现，“置身户外、观赏绿植、聆听鸟鸣、仰望天空等”接触大自然的感觉与良的精神状态紧密相连。

But there's a lot more to our ears than allowing us to experience the pleasure of birdsong, or the pain of grindcore.

但是除了能让我们体验鸟鸣的快乐，或者听到碾核音乐的痛苦，我们的耳朵还有很多功能。

He mistook the cockcrow for birdsong.

他把鸡啼错当鸟鸣了。