通过受体发出的信号，大脑将气味理解为复杂的空间图案。
From signals sent by the receptors, the brain understands smells as complex spatial patterns.
他们抱怨楼上发出的噪音太大。
They complained about the excessive noise coming from the upstairs flat.
燃烧橡胶散发出的臭味极其强烈。
他可以听见树木燃烧发出的噼啪声。
有机器发出的嗡嗡声。
白色花朵散发出的甜香使这株藤蔓成了宠儿。
The sweet fragrance of the white blooms makes this climber a favourite.
我们都被从一个座位下发出的沙沙声吓着了。
We were all terrified by a rustling sound coming from beneath one of the seats.
我们能够听见水拍击船身所发出的哗哗声和汩汩声。
We could hear the swish and gurgle of water against the hull.
提前发出的洪水水位上涨警报防止了又一次的重大灾害。
Early warnings of rising water levels prevented another major catastrophe.
男孩子们在外面席地而坐，从他们发出的阵阵笑声来看，他们玩得很开心。
Outside the boys were sitting on the ground and, judging by the gales of laughter, they were having a ball.
他太害怕了，以至于也开始相信自己听到了他们的电话发出的奇怪的咔哒声。
He was so spooked that he, too, began to believe that he heard strange clicks and noises on their telephones.
这个价值6.17亿美元的人造卫星将研究宇宙中活动最剧烈的恒星所发出的辐射能。
The $617 million satellite will study energy radiation from the most violent stars in the universe.
它使得分析恒星发出的光成为可能。
It makes it possible to analyze the light emitted from stars.
听起来像是——像是猪发出的声音。
烤箱发出的热量引起了化学变化。
The heat from the oven has caused chemical changes to take place.
我能听见我空空的肚子发出的悲伤声音。
如果它们听到树叶在风中发出的声音，它们就会飞走。
If they hear the noise of the leaves in the wind, they will fly away.
那些不受直接威胁的植物每小时发出的超声波不到一次。
Plants that were in no immediate danger gave out less than one ultrasonic sound per hour.
第二天早上，他张嘴想说“早上好”时，发出的却是呱呱声。
The next morning, when he opened his mouth to say "Good morning", nothing came out but a croak.
例如，烟草植物在缺水时发出的“尖叫”要比它们的茎被切断时更强烈。
For example, the tobacco plants gave out a stronger "scream" when they were deprived of water than when their stems were cut.
从他嘴里发出的都是难听的声音，当其他动物听到后，他们都过来取笑河马。
All that came from his mouth were terrible noises, and when the other animals heard this, they all came around to make fun of the hippo.
应该遵守他发出的一切命令。
它振动得越快，发出的声音频率就越高。
The quicker it vibrates, the greater the frequency of sound it produces.
我们上个月发出的海外订单的货款收到了吗？
Have we received payment for the overseas order we delivered last month?
用听诊器听猫发出的呼噜声是很好的放松技巧。
Listening to a purring cat through a stethoscope is a great relaxation technique.
人们发现，这些声音是由海豚充满空气的鼻囊发出的。
These sounds, it has been found, are produced in the air-filled nasal sacs of the dolphin.
动物发出的信号，如鸟类复杂的鸣叫声，往往代价高昂。
Animal signals, such as the complex songs of birds, tend to be costly.
狼叫是男人发出的声音，这个声音表示他喜欢女人的外貌。
A wolf call is the noise made by a man to show that he likes the way a woman looks.
很多零售商都对他们发出的收据和整个付款流程感到尴尬。
A lot of retailers out there are embarrassed by the receipts they give out and the whole payment processing aspect of their business.
这些声音包括冰原破碎、水下地震和动物自己发出的声音。
These sounds include the breaking of ice fields, underwater earthquakes, and sounds made by animals themselves.
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