Background noises may not sound loud on your side.
你那边背景里的噪音可能听起来并不大。
It is closing time now and he is slamming metal plates into place, the sound loud and sharp and final.
现在是下班时间，他砰砰地关上铁门，声音很大、尖锐、终结。
The word came to be associated both with a loud sound and with danger! When someone speaks of a "jovial mood" or a "herculean effort," he or she is using words with origins in mythology.
这个词开始与响亮的声音和危险联系在一起！当有人说到“愉快的心情”或“艰苦的努力”时，他或她使用的词汇源于神话。
After a while, the winds died down and the loud roaring sound was gone.
过了一会儿，风停了，咆哮声也消失了。
In a second study, students rated crunchy foods as crunchier in the presence of loud white noise-perhaps because it tuned them into the sound of their food.
因为在第二项研究中，或许由于学生们把响亮的白噪声当成了食物咀嚼的声音，他们觉得食物更松脆了。
"If you use iPod earbuds as a way of masking out environmental sound, it's probably too loud," Dr. Rauch said.
“如果你把随身听耳塞当成一种掩盖环境声音的方式，那就是太响了”，劳赫博士指出。
The same group was also subjected to a simple "startle" test of emotional reactivity in which they sat quietly until a loud gunshot sound crashed through the room.
对同一组参与者进行惊吓测试，让他们坐在一个安静的房间，过一段时间，忽然一声枪响。发现参与者都跳了起来，并露出害怕的症状。
I'm no longer that scared of a gun's firing sound, which in reality is extremely loud.
我不再害怕枪的射击声，实际上枪声是非常响亮的。
A tiny feathered "thumb," the alula, improves flight control. The protruding shaft on the first wing feather makes a loud, rustling sound—adding acoustics to the visual display.
微小的拇翼改善了对飞行的控制能力，第一翼羽上的凸出轴结构会发出沙沙的响声——在保持视觉效果的同时还增添了声学效果。
When I opened the door to the plant, I was almost knocked over by the loud sound of Willie Nelson singing one of my favorite songs, Steve Goodman's City of New Orleans.
当我打开门进入工厂的时候，威利·纳尔逊大声演唱史蒂夫·古德曼的歌曲《新奥尔良市》的歌声差点将我震倒，那是我最喜欢的歌曲，我伴随着这首歌开头的歌词走进了工厂。
The researchers don't make causal links, though they caution that loud sound exposure from listening to music might be particularly significant to adolescents.
尽管研究人员警告，对青少年听力损伤问题而言，听音乐时喧闹外放的声音非常关键，但他们仍未确定其中的因果关系。
Much of that echolocation sound is beyond the range of the human ear. But to bats, it's as loud as a jet airplane.
这些回声人类是听不到的，但对蝙蝠来说，却是真正的“如雷贯耳”。
A sonic boom is the loud crash and shaking that happens when a jet plane goes faster than the speed of sound.
声爆是当喷气式飞机超音速行驶时产生的巨大碰撞和摇动声。
For instance, when two very similar musical notes are played together, there's an interference effect that causes the sound to wobble between loud and soft, producing "beats."
比如，当两个相近的音符同时响起时，会有一种让声音在强弱之间振动的干涉效应，使之形成一个“拍”。
The protruding shaft on the first wing feather makes a loud, rustling sound—adding acoustics to the visual display. At Peabody Museum of Natural History, Yale University
微小的拇翼改善了对飞行的控制能力，第一翼羽上的凸出轴结构会发出沙沙的响声——在保持视觉效果的同时还增添了声学效果。
Playing the vuvuzela requires a practiced combination of lip and lung action to produce an extremely loud, monotonous sound, a bit like a foghorn.
吹vuvuzela时需要嘴唇和肺部运动协调配合，这样才能吹出音量极高、音调单一的那种声音，跟雾笛的声音有些类似。
Seconds later, there was a loud whooshing sound, "like somebody turned the furnace on," Gonzales recalls, and his truck was ablaze.
几秒后，他突然听到响亮的嘶嘶声，他回想到“像是有人打开了火炉。”这时他的卡车已经着火了。
It was like the sound of loud crackers, not one but several, we just ran out of there.
不是一次而是好几次，就好象巨大的鞭炮声。我们马上从那里跑出来。
After the blast, which itself was quite loud, there wasn't any sound to speak of, at least not that I could hear from so far away.
爆炸声很大，但是事后谈论它的声音并不大，至少不如我在遥远的其他地方听到的那么大。
From time to time I would spy a light on in an upstairs bedroom, sometimes the sound of voices raised - a baby crying, a couple squalling, a TV turned up loud.
时不时地我会发现屋舍楼上卧房的灯光，有时屋内发出声音——婴儿的哭声，夫妇相骂的声音，开大电视的声响。
The researchers blasted that sandwich with sound waves, which at 100 decibels were not quite as loud as a rock concert.
研究人员用100分贝的声波去冲击夹着纳米线的两个电极，这种音量还没有摇滚音乐会的声音那么大。
There is huge variation in how people are affected by loud sound, however, and this is an area where a number of researchers are conducting studies.
这巨大的变化体现了噪音对人的影响有多大，然而，同时这是一个许多研究者正在努力的方向。
Next day, I asked the principal, which bird's night ticking sound was so loud that can go through the window to wake up me in snoring sleep?
第二天，我询问校长，什么鸟儿夜啼之声如此响亮，叫声能穿过窗玻璃把鼾睡中的我叫醒？
If your neighbor hears one loud sound, he'll stop what he's doing and wait to hear it again.
如果你的邻居听到一声巨响，他会停下手头事情，听听会不会还有动静。
Once the sensitive cells deep in the ear that convert sound waves to electrical impulses are destroyed by loud noise, they cannot be restored.
人耳深处都有敏感细胞，他们负责将声波转化成脑电流，一旦这些敏感细胞受到损伤，要想恢复很难。
Reading out loud may sound dated, and silly, but to most it's a chance to hear some of the greatest novels of our time read aloud by someone new.
虽然高声朗诵未免显得过时、傻气，但对大多数人来说，这倒不失为一个听人朗诵同时代著作近代名著的机会。
Check your fire detectors once a month. Make sure the batteries are good and the sound is loud enough for everyone in the building to hear.
每个月检查一下自己的火灾探测器，保证所有的电池都有充足的电量，警报铃的铃声可以让办公楼里的每一个人都听到。
Long range acoustic devices, or LRADs, emit sound waves loud enough to cause pain and permanent damage that could be directed towards the pirates.
长程音波设备(声弹)，简称为LRAD，发出声波的声音足够大以至于可以刺痛人并造成不可弥补的损害，这种设备可以用于阻止海盗。
Long range acoustic devices, or LRADs, emit sound waves loud enough to cause pain and permanent damage that could be directed towards the pirates.
长程音波设备(声弹)，简称为LRAD，发出声波的声音足够大以至于可以刺痛人并造成不可弥补的损害，这种设备可以用于阻止海盗。
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