You could hear but not really see him. It was a relief.

你能听见叫声但是看不见它。叫声都令人欣慰。

We are trying to use bee sounds, tiger calls and leopard calls which the elephants don't like.

我们正在用蜜蜂叫声、老虎叫声和大象不喜欢豹叫声。

Which one of these insects are among the loudest in the world?

在世界上叫声响亮昆虫中，其中哪一种叫声是最响亮？

And to hear the rattling trumpet Thunder, " Cut away the mast! "

听到绳梯吼叫声雷声，“切断桅杆！”

Here and there cries of the chickens could be heard.

到处都是鸡叫声。

" What's the loudest bird for its size? "

什么鸟叫声最大？

They could only hear the bleating of the sheep.

他们只能听到羊叫声。

0n the wind, the call of a distant female.

雌豹叫声随风而来。

And over time, the baby bird tweaks that tweet, to make it its own.

随着时间推移，雏鸟不断调整这种叫声，然后演变成它自己叫声。

The cries were even more animal-like than before, but now they came from human throats.

那叫声听起来更像是动物叫声了，但实际上是人们发出声音。

Hermione's terrified squeak was as good as a confession.

赫敏受惊尖叫声相当于在招供。

The barred owl has a very distinctive call.

横斑林鸮叫声非常独特。

I love the sound of crickets at night.

我喜欢晚上蟋蟀叫声。

Weird shrieks were heard in the darkness.

黑暗中听见有离奇尖叫声。

She's got a moo that's so sweet.

她哞哞叫声真好听。

These are the screams of desperate elephants.

这是大象绝望尖叫声。

So, he does have various purrs, yes.

他叫声是不一样。

Herpetologists have long known that frog calls are more diverse than just ribbit.

爬虫学家很早以前就已知晓青蛙叫声不只呱呱，而且又多种多样叫声。

You can hear dogs bark in the distance in the dark.

你可以听见黑暗中远方狗叫声。

Even his mom seemed startled by his feisty bark.

甚至它妈妈也好像被它活泼叫声吓了一跳。