矶边老师解释了小不点是如何学会这些叫声的——在漫长的六年里，每天日出时离家上学，日落时回家。
Mr. Isobe explained how Chibi had learned those calls—leaving his home for school at sunrise, and arriving home at sunset, every day for six long years.
“我们对长臂猿叫声的理解还只是冰山一角，”她说道。
"We're just scratching the surface of the information that they're communicating in gibbon calls," she said.
它们所发出的短促叫声的回波告诉它们是否附近有可享用的美味肉食。
The reflections of the clicks they generate tell them whether anything nearby might make a tasty meal.
研究者埃玛·格雷格和史蒂芬·普鲁厄特·琼斯说，鹩莺的鸣叫是对伯劳鸟叫声的回应，所以它们几乎是在唱二重唱。
The researchers, Emma Greig and Stephen Pruett-Jones, say that the wren's song responds to the butcherbird's song, so that the two are almost singing a duet.
彼得跳了起来，像只狗一样，一下子就清醒了，他发出一声警告的叫声，把其他人都吵醒了。
Peter sprang erect, as wide awake at once as a dog, and with one warning cry, he roused the others.
在野生环境中，大象经常要在距离很远的时候，彼此进行沟通和交流，这时它们会使用低频叫声和同一象群中的其它成员保持联系。
In the wild, elephants often need to communicate over long distances, using low frequency calls to keep tabs on other members of their group.
当幼仔饥饿时，它们会将嘴唇向牙齿后拉，发出指甲挠抓黑板般的尖锐叫声，以促使它们的母亲躺下来喂奶。
When cubs are hungry, they produce a grating fingernails-on-blackboard sound, with their lips pulledback from their teeth, to encourage their mother to lie down so they can nurse.
“它是像这样的。”温迪说，尝试模仿彼得的叫声。
"It was like this," Wendy said, trying to imitate Peter's crow.
她醒来听到鸟的叫声。
特别要听听鸟叫声，欣赏花草，观看天空中云的移动。
Make a point of listening to the birds, of seeing the flowers, of looking at the movement of the clouds.
当他为马抱来草料时，马发出了友好的叫声，顽皮地拱拱他，和他戏耍。
He jumped to his feet and when he brought grass for the horse it made friendly noises and playfully pushed him.
伴随着欣喜地尖叫声，她撕开了生日礼物的包装。
The toddler is squealing with delight as she rips open her presents。
一项新研究发现：狗能够通过狗叫声来辨别出另一只狗的大小。
Dogs are able to tell how big another dog is just by listening to its growl, a new study has found.
他丝毫不理会粉丝求他停下来签名的喊叫声。
欢呼声盖过了他的叫声。
她沿着走廊飞奔，离尖叫声越近，她的脾气就越暴躁。
She flew along the corridor and the nearer she got to the screams the higher her temper mounted.
他们听着，显然，远处的喊叫声越来越远了！
They listened; evidently the distant shoutings were growing more distant!
有些狗玩的时候也没有发出叫声。
上节课我们讲了蜜蜂用舞蹈来表明哪里可以找到食物，以及不同种类的鸟的叫声和歌声。
Last time, we covered the dances honey bees do to indicate where food can be found and the calls and songs of different types of birds.
普通人听来，某种猴子的叫声都是一样的。但日本研究人员发现，其实跟人一样，它们栖息在不同的地区，其口音也不相同。
To the untrained ear monkeys of a certain species may all sound the same, but Japanese researchers have found that, like human beings, they actually have an accent depending on where they live.
她骑着自行车去普查地点，把尽可能多的周末时间用来根据鸟的叫声绘制鸟的位置。
She rode her bicycle to the census site and spent as much of her weekends as possible mapping the birds' locations by their calls.
新西兰森林中最美妙的声音便是垂耳鸦纯净、银铃般的叫声。
One of the most beautiful sounds of the New Zealand forest is the clear, bell-like call of the Kokako.
这里远离尘嚣，偶有小猫的叫声和风吹过杨树发出的窸窣声。
Here the world drops away. The only sounds are the occasional meow of a cat and the wind rustling through cottonwood trees.
秋日的一天，大教堂屋顶上飞来一只体态轻盈、叫声甜美的小鸟。 它离开荒芜的原野和日渐稀疏的矮树篱只为寻一处冬季的栖息地。
One autumn day there fluttered on to the Cathedral roof a slender, sweet-voiced bird that had wandered away from the bare fields and thinning hedgerows in search of a winter roosting-place.
海鸥的鸣叫声赋予海港的这边一种特有的迷人特质。
The cries of the seagulls gave this part of the harbour a fascinating character of its own.
人群向岸上涌去，不久，树林中，崎岖的高崖处都回荡着他们的喊叫声和笑声。
The crowd swarmed ashore and soon the forest distances and craggy heights echoed far and near with shoutings and laughter.
因此科学家们推测雄性蓝鲸们也许会一致地发出同一种单一频率的叫声作为求偶的信号。
So the investigators speculate that males might synchronize to a single common pitch as a sort of mating beacon.
因此科学家们推测雄性蓝鲸们也许会一致地发出同一种单一频率的叫声作为求偶的信号。
So the investigators speculate that males might synchronize to a single common pitch as a sort of mating beacon.
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