So for that natural sounding London accent, this is an option.

这就是真实不做作的伦敦口音，你可以这样说。

An underwater speaker in each tank played quiet natural sounds at all times.

每个水箱里都装有一个水下扬声器，始终播放安静的自然声音。

It sounds lower in pitch, more like the natural sound of rain or the ocean.

它听起来音调较低，更像自然界的雨声或海声。

We're trying to use a combination of all the natural sounds that are occurring in the elephant landscape.

我们正在尝试将大象栖息地中出现的所有自然声音结合起来。

Well it's a very natural sound for English speakers, and it's actually the most frequent sound in English.

对于说英语的人来说这是一个非常自然的音，而且它是英语里使用频率最高的音。

After eight weeks, the crabs that heard only natural sounds had become much lighter and were well camouflaged.

八周后，只听自然声音的食草蟹的颜色变浅，伪装得很好。

So again, if you're listening and then repeating what you hear, you're more likely to develop a natural sounding English.

所以说，如果你多听，多跟读，那么就更有机会练出自然的发音。

One group of crabs also heard loud natural sounds every hour.

一组螃蟹每小时也能听到响亮的自然声音。

Most of it is bright orange vertical lines, which represent natural sounds.

大部分是明亮的橙色竖线， 代表自然的声音。

Yeah, also, wood is a natural sound dampener, but it looks nice, doesn't it?

- 是的，另外，木头是一种天然的隔音器，但它看起来不错，不是吗？

We let the natural sound play for a little bit.

我们让自然声音播放一点。

We have evolved a redundancy in our speech specifically that allows us to hear speech in the presence of natural sound.

我们在言语中演化出了一种冗余性，让我们在有大自然声音的情况下还能听到言语。

So you really have to study how Americans actually pronounce the T in order to get a natural sounding T pronunciation yourself.

所以你必须学习美国人如何发 T 音，这样你自己才能发一个自然的 T 音。

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，但正是这些建筑淹没了这些自然的声音。

One group of crabs also heard loud natural sounds every hour. But another group was subjected to hourly recordings of large ships.

一组食草蟹每隔一小时还会听到喧闹的自然声音。但另一组食草蟹每小时都要遭受大型船只噪音的侵袭。

And she realized that the owner of that voice had permitted himself only the small sounds, the natural sounds of the desert.

她意识到那个声音的主人只允许自己发出微小的声音，沙漠的自然声音。

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、风吹这样的自然声音，还是人造的噪音，例如交通或音乐 —— 我们总能听到一些东西。

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，无论是鸟鸣的自然声音，风声，还是人为的噪音，如交通噪音或音乐，我们总能听到一些声音。

If I'm looking through one of these recordings, I can see quite quickly, quite easily, if something isn't dialogue or if it isn't really natural sound.

如果我正在浏览这些录音中的一个，我可以很快、很容易地看到某些东西是否不是对话，或者它是否不是真正自然的声音。

The new study instead uses a natural sound source for investigation: earthquakes rumbling beneath the seafloor off the coast of Sumatra that drum up acoustic waves in the ocean.

这项新研究反而使用自然声源进行调查：苏门答腊海岸海底下方的地震隆隆作响，在海洋中产生声波。