threshold of audibility

简明释义

听阈

英英释义

例句

1.Hearing tests often measure the threshold of audibility 听觉阈值 at various frequencies.

听力测试通常在不同频率下测量听觉阈值 threshold of audibility。

2.Understanding the threshold of audibility 听觉阈值 is crucial for audio engineers.

理解听觉阈值 threshold of audibility对音频工程师至关重要。

3.The threshold of audibility 听觉阈值 can vary significantly from person to person.

每个人的听觉阈值 threshold of audibility可能会有显著差异。

4.For people with hearing loss, the threshold of audibility 听觉阈值 may be raised.

对于有听力损失的人来说，听觉阈值 threshold of audibility可能会提高。

5.In a quiet environment, the threshold of audibility 听觉阈值 is usually around 0 dB.

在安静的环境中，听觉阈值 threshold of audibility通常约为0分贝。

作文

The concept of the threshold of audibility refers to the minimum sound level that can be heard by the average human ear. This threshold varies among individuals and can be influenced by various factors such as age, hearing ability, and environmental conditions. Understanding the threshold of audibility is essential in various fields, including acoustics, audio engineering, and even psychology. In acoustics, the threshold of audibility is crucial for designing sound systems and speakers. Engineers must ensure that audio equipment can produce sounds above this threshold to ensure that all listeners can perceive the intended audio. For instance, in concert halls, the placement of speakers and the design of the acoustics are carefully calculated to ensure that the sound reaches every audience member clearly. If the sound level falls below the threshold of audibility, certain frequencies may become inaudible, which could detract from the overall experience of the performance.Moreover, the threshold of audibility plays a significant role in hearing tests and assessments. Audiologists often use pure tones at various frequencies to determine an individual's hearing capabilities. By identifying the lowest sound levels that a person can detect, professionals can assess any hearing loss or impairment. This is particularly important for the elderly, who may experience a rise in their threshold of audibility due to age-related hearing decline. From a psychological perspective, the threshold of audibility can also influence how we perceive sound in our daily lives. Sounds that fall below this threshold may go unnoticed, but they can still affect our environment and well-being. For example, low-frequency sounds, often imperceptible to the average person, can cause feelings of discomfort or anxiety. This phenomenon is especially relevant in urban settings where background noise is prevalent. The constant hum of traffic or machinery may not be consciously heard, yet it can impact one’s mental state and overall quality of life. Additionally, understanding the threshold of audibility has implications for public health and safety. In workplaces, particularly those with high noise levels, it is vital to monitor sound exposure to prevent hearing loss. Regulations often set permissible noise levels, ensuring that sounds do not exceed a certain volume, thus protecting workers' hearing. Awareness of the threshold of audibility helps create safer environments where individuals can work without the risk of auditory damage. In conclusion, the threshold of audibility is a fundamental concept that transcends various disciplines. It not only affects how we experience music and sound but also plays a vital role in audiology, psychology, and public health. By recognizing the importance of this threshold, we can better appreciate the complexities of sound and its impact on our lives. Whether we are enjoying a concert or simply navigating our daily environments, understanding the threshold of audibility enhances our awareness of the auditory world around us.

可听阈（threshold of audibility）的概念指的是普通人耳能够听到的最低声音水平。这个阈值因个体而异，并且可能受到年龄、听力能力和环境条件等多种因素的影响。理解可听阈在声学、音频工程甚至心理学等多个领域中都是至关重要的。在声学领域，可听阈对于设计音响系统和扬声器至关重要。工程师必须确保音频设备能够产生高于此阈值的声音，以确保所有听众都能感知到预期的音频。例如，在音乐厅中，扬声器的放置和声学设计经过精心计算，以确保声音清晰地传达到每位观众。如果声音水平低于可听阈，某些频率可能会变得不可听，这可能会影响表演的整体体验。此外，可听阈在听力测试和评估中也发挥着重要作用。听力学家常常使用不同频率的纯音来确定个体的听力能力。通过识别一个人可以检测到的最低声音水平，专业人员可以评估任何听力损失或障碍。这对于老年人尤其重要，因为他们可能由于与年龄相关的听力下降而提高自己的可听阈。从心理学的角度来看，可听阈也会影响我们在日常生活中对声音的感知。低于这一阈值的声音可能被忽视，但它们仍然可以影响我们的环境和福祉。例如，低频声音通常对普通人来说是不可察觉的，但可能会引起不适或焦虑。这种现象在城市环境中尤其相关，因为背景噪音普遍存在。交通或机械的持续嗡嗡声可能不会被有意识地听到，但它可以影响一个人的心理状态和整体生活质量。此外，理解可听阈对公共健康和安全也有影响。在噪音水平较高的工作场所，监测声音暴露以防止听力损失是至关重要的。法规通常设定允许的噪音水平，确保声音不会超过某个音量，从而保护工人的听力。对可听阈的认识有助于创造更安全的环境，使个人能够在没有听力损伤风险的情况下工作。总之，可听阈是一个超越多个学科的基本概念。它不仅影响我们如何体验音乐和声音，还在听力学、心理学和公共健康中发挥着重要作用。通过认识到这一阈值的重要性，我们可以更好地欣赏声音的复杂性及其对我们生活的影响。无论是享受音乐会还是简单地在日常环境中导航，理解可听阈增强了我们对周围听觉世界的意识。