And then he heard the whistle blow.

接着外面传来。

You might be able to hear whistling from in the forest.

你或许能林子里面有。

Previous work suggests the caterpillars whistle when pecked at by birds.

此前的研究发现，毛虫在被鸟儿啄食时会发出。

The bells and whistles don't matter. It's the vote that matters and keeping it true.

钟和不重要。选票才重要，要确保其真实。

Lindsay then played the caterpillar whistle through a speaker near a bird feeder.

林赛把扩音器放在喂鸟器附近，然后播放毛虫的。

Her name translates to " clear-voiced" and " whistling."

她的名字译过来就是“音清晰”和“”。

I knew Uncle George was around when I heard that tuneless whistle of his.

一到乔治叔叔那不成调的，我就知道来了。

Is it a high frequency whistle? No, it's more of a relentless, narcissistic drone.

是一种高频的吗？不，是一种时刻不停的自以为是的唠叨。

The next morning, when the room was very quiet, a loud whistle was heard!

第二天早晨，就在教室里很安静时，突然传来一很响的！

If you hear bells, whistles, horns, sirens, or buzzes, look at me.

如果你到铃、、喇叭、警笛或嗡嗡，就看着我。

The reason? It's got whistling in it. So you'll sound better.

为什么推荐这首歌？因为这首歌里有，使你的音起来更好。

People had long noticed that these birds produced these loud whistles.

“人们在很久以前就注意到这些鸟类可以发出响亮的。”

They use their clicks, chirps and whistles to navigate, communicate and to catch their next meal.

它们通过发出的咔哒、啾啾和来进行导航、交流和捕食。

My supervisor Rob Magrath in collaboration with May Hingee thought that they were used as an alarm.

“我的导师罗布·麦葛雷斯及合作者梅·辛吉认为，鸟类将这种用作警报。

When the scientists played unfamiliar signature whistles for each dolphin, the test subjects quickly grew bored.

当科学家们播放每只海豚都不熟悉的标志性时，测试对象很快便感到厌倦。

As a recent 60-Second Science podcast explained, dolphins have signature whistles that may serve as individual names.

根据最近“60秒科学”一篇播客的解释，海豚用标志性的作为自己的姓名。

'Because during the last few nights I have always, about three in the morning, heard a low, clear whistle.

'因为这几天的深夜，大约清晨三点钟左右，我总是到轻轻的清晰的。

People use whistling sounds in place of words.

人们用代替文字。

There was a chorus of whistles and cat-calls.

和猫叫齐鸣。

The bells and whistles are the best part!

布伦达：钟和是最好的部分！