In this study, the researchers looked at the high-pitched barks a prairie dog makes when it spots predator.
在这项研究中，研究人员观察了土拨鼠发现捕食者时发出的高音吠叫声。
It began with a study one of them did on a dolphin, who had been trained to recognize a particular high-pitched tone.
首先，他们中的一个人对海豚做了一项研究，训练它识别一种特殊的高音。
A woman squealed in a high-pitched voice.
一位女士尖声叫了起来。
The group of scientists said that plants are not as quiet as we had always thought, but in fact their voices are so high-pitched that we just can't hear them.
这群科学家称，植物并不像我们一直以为的那般安静，事实上，它们的声音频率极高，高到我们根本听不到。
But I found the singing too high-pitched.
不过我感到唱的声音太高了。
He called his dog with a high-pitched whistle.
他用尖利的口哨声呼唤他的狗。
Pansy Parkinson let out a high-pitched giggle.
潘西·帕金森发出高声尖笑。
Some animals' voices are high-pitched, others are low.
一些动物的叫声很尖锐，别的很低沉。
When she spoke, her voice had a high-pitched, nasal twang.
当她开始说话后，她的声音中带着尖尖的鼻音。
The giggle is a loud, high-pitched rapid series of staccato“hee-hee-hee” sounds.
这种傻笑般的叫声是一连串断断续续响亮且尖锐的“呵呵呵”声。
At the sight of the dog, the thief gave a high-pitched shriek and jumped behind the sofa.
那个贼一看见狗就一声惊叫，竟跳到沙发后面。
Her speeches were punctuated by her son's high-pitched crying as the publicist tried to calm him.
她的演讲不时被儿子的高声哭闹打断，而那个推广人员则要拼命安抚他。
Now, this is high-pitched hearing loss, so a person can still hear sounds and understand most speech.
这是一种对高声调的声音听力丧失，所以她/他仍可以听清楚并且明白大多数的日常对话。
To utter a plaintive, high-pitched, protracted sound, as in pain, fear, supplication, or complaint.
发出悲哀的，尖厉而拖长的声音，如在疼痛、恐惧、哀求或抱怨中。
Think about it. Short sentences, repetition, clear pronunciation, high-pitched exaggerated expression.
想想这些特点：短句，重复，清楚的发音，高调的夸张表达。
It was already late in the afternoon, but the small fenced-in area was full of the children's high-pitched activity.
下午很晚了，但栅栏里面的小小区域里孩子们玩得热火朝天。
We wandered the aisles until something caught her eye: a laser gun with flashing lights and 15 different high-pitched sounds.
我们在走廊反复地转直到有一样东西映入了她的眼帘：一把带有闪光灯和15种不同声音的激光枪。
When we got back, I noticed a loud, high-pitched noise. It sounded like gas or steam escaping under pressure from the basement.
就在我们返回到住处的时候，我听到一种尖锐的噪声，这种噪声听上去像是来自地下室的受压气体或蒸汽的声音。
The high-pitched music of the square dancing often causes noisy disruption, and therefore many residents are opposed to the square dancing in communities.
广场舞的高分贝音乐常常造成噪音滋扰，因此许多居民反对在小区中跳广场舞。
Celestina ended her song on a very long, high-pitched note and loud applause issued out of the wireless, which Mrs. Weasley joined in with enthusiastically.
塞蒂娜以一个长长的高音结束了她的演唱，收音机里传出响亮的掌声，韦斯莱夫人也兴奋地鼓着掌。
The drone of insects is interrupted by a high-pitched drill and the clang of hammers as workers put the finishing touches to the perfectly aligned steel tracks.
当工人们对排放整齐的铁轨进行最后的修整时，刺耳的钻动声和锤子的当啷生淹没了虫子的鸣叫。
We should use a moderate tone of voice, and avoid speaking in a sharp, high-pitched voice, which gives people the feeling that we are showing off or arguing.
尤其要避免用尖锐拔高的音调讲话，令人感觉你在卖弄本事或争论。
Panksepp's own work concludes that even rats produce a version of laughter in response to play and tickling, with chirps too high-pitched for people to hear.
潘克塞普所做的研究成果也表明，即使老鼠在玩耍和被搔痒时也会笑，只是声调过高人听不到。
In other words, as silly as it seems, as we age, we have to consciously remind ourselves how to relax, and unwind from the high-pitched pace of life and work.
换言之，虽然听上去似乎有些傻，但到了我这个年纪，必须有意识地提醒自己怎么放松，怎么在高速运转的工作生活中放慢节奏。
You expect a big, beefy man to have a deep, deep voice. But my beefy neighbor who must weigh 120 kilos has a high-pitched squeaky voice like a man half his size.
这人说：“你以为一个个子高大、非常粗壮的人，他的声音一定会非常低沉。但是我那邻居，虽然他高头大马，体重有120公斤，然而他的声音却又高又细，就像一个体格比他小一半的人发出来的声音。”
Zippo lighter app displays an animated picture to wave at concerts, while Annoy-a-teen plays a high-pitched sound that only teenagers are supposed to be able to hear.
虚拟打火机应用显示一个动画，让你在演唱会上挥动。而“惹恼小青年”播放一种据说只有青少年才能听到的尖锐声音。
A Zippo lighter app displays an animated picture to wave at concerts, while Annoy-a-teen plays a high-pitched sound that only teenagers are -supposed to be able to hear.
虚拟打火机应用显示一个动画，让你在演唱会上挥动。而“惹恼小青年”播放一种据说只有青少年才能听到的尖锐声音。
A Zippo lighter app displays an animated picture to wave at concerts, while Annoy-a-teen plays a high-pitched sound that only teenagers are -supposed to be able to hear.
虚拟打火机应用显示一个动画，让你在演唱会上挥动。而“惹恼小青年”播放一种据说只有青少年才能听到的尖锐声音。
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