audible limit

简明释义

可闻限度

英英释义

例句

1.Children should be taught about the audible limit to protect their hearing.

应该教孩子们关于可听限度的知识，以保护他们的听力。

2.In a quiet library, even a whisper can reach the audible limit for some patrons.

在安静的图书馆里，甚至低声细语也可能达到某些读者的可听限度。

3.During the concert, the band was careful not to exceed the audible limit set by the venue.

在音乐会上，乐队小心翼翼地没有超过场地设定的可听限度。

4.The sound engineer adjusted the volume to ensure it stayed within the audible limit.

音响工程师调整了音量，以确保它保持在可听限度内。

5.The researchers studied how different frequencies affect the audible limit of human hearing.

研究人员研究了不同频率如何影响人类听力的可听限度。

作文

The concept of the audible limit refers to the threshold at which sound waves can be heard by the human ear. This limit varies from person to person, but generally falls within the frequency range of 20 Hz to 20,000 Hz. Sounds below this range are considered infrasound, while those above are termed ultrasound. Understanding the audible limit is crucial not only for audiologists and sound engineers but also for anyone interested in the science of sound. In our daily lives, we often encounter sounds that push the boundaries of the audible limit. For instance, the low rumble of thunder may register as infrasound, while the high-pitched whine of a dog whistle is above the upper limits of human hearing. These examples illustrate how the audible limit can vary significantly across different species. Dogs and cats can hear frequencies as high as 65,000 Hz, far exceeding the human capability.The implications of the audible limit extend beyond mere curiosity; they have practical applications in various fields. In medicine, for instance, ultrasound technology is utilized for imaging purposes, allowing doctors to visualize internal organs without invasive procedures. This is possible because ultrasound waves, which are above the audible limit, can penetrate body tissues and reflect off structures, providing valuable diagnostic information.Moreover, the audible limit plays a critical role in audio engineering and music production. Sound engineers must be acutely aware of these limits when designing sound systems or mixing tracks. If a sound exceeds the audible limit, it becomes inaudible to the listener, which can affect the overall quality of the audio experience. Conversely, sounds that fall below the audible limit may create a sense of unease or discomfort, even if they are not consciously perceived.Education about the audible limit is also vital in promoting healthy listening habits. With the prevalence of headphones and portable music devices, many people expose their ears to high volumes for extended periods. This can lead to hearing loss, as sounds above a certain decibel level can damage the delicate hair cells in the inner ear. Awareness of the audible limit can encourage individuals to listen responsibly and protect their hearing.In conclusion, the audible limit is a fundamental aspect of sound that affects various domains, from medicine to music. It is essential for both professionals and the general public to understand this concept to appreciate the intricate world of sound fully. By recognizing the importance of the audible limit, we can enhance our auditory experiences while safeguarding our hearing health.

“可听限度”这一概念指的是人耳能够听到的声音波的阈值。这一限度因人而异，但通常在20赫兹到20,000赫兹的频率范围内。低于这个范围的声音被认为是次声，而高于这个范围的声音则称为超声。理解“可听限度”不仅对听力学家和音响工程师至关重要，也对任何对声音科学感兴趣的人来说都是如此。在我们的日常生活中，我们经常会遇到推动“可听限度”的声音。例如，雷声的低沉隆隆声可能被视为次声，而狗哨的高音尖叫声则超过了人类的听觉上限。这些例子说明了“可听限度”在不同物种之间可以有显著差异。狗和猫能够听到高达65,000赫兹的频率，远远超过人类的能力。“可听限度”的影响不仅仅是出于好奇，它在各个领域都有实际应用。例如，在医学中，超声技术用于成像目的，使医生能够在不进行侵入性手术的情况下可视化内部器官。这是因为超声波（超出“可听限度”）可以穿透体组织并反射出结构，提供有价值的诊断信息。此外，“可听限度”在音频工程和音乐制作中也起着关键作用。音响工程师在设计音响系统或混合曲目时必须清楚地意识到这些限制。如果声音超过了“可听限度”，它就会变得对听众不可听，这会影响整体音频体验的质量。相反，低于“可听限度”的声音可能会产生不安或不适的感觉，即使它们没有被意识到。关于“可听限度”的教育同样重要，以促进健康的听力习惯。随着耳机和便携式音乐设备的普及，许多人长时间暴露于高音量下。这可能导致听力损失，因为高于某一分贝水平的声音可能会损害内耳中的细小毛细胞。意识到“可听限度”可以鼓励个人负责任地听音乐，保护他们的听力。总之，“可听限度”是声音的一个基本方面，影响着医学到音乐等各个领域。专业人士和公众都必须理解这一概念，以充分欣赏声音的复杂世界。通过认识到“可听限度”的重要性，我们可以增强我们的听觉体验，同时保护我们的听力健康。