unvoiced

英 [ˌʌnˈvɔɪst]

美 [ˌʌnˈvɔɪst]

adj.  (想法)未用语言表达的，未说出的; 清音的; 不带声的

COCA.35767

牛津词典

adj.

• （想法）未用语言表达的，未说出的
  thought about but not expressed in words
• 清音的；不带声的
  produced without moving your vocal cords ; not voiced
  1. unvoiced consonants such as ‘p’ and ‘t’
     清辅音如 /p/ 和 /t/

英英释义

adj

• not made explicit
  1. the unexpressed terms of the agreement
  2. things left unsaid
  3. some kind of unspoken agreement
  4. his action is clear but his reason remains unstated
  Synonym:unexpressedunsaidunstatedunutteredunverbalizedunverbalisedunspoken
• produced without vibration of the vocal cords
  1. unvoiced consonants such as `p' and `k' and `s'
  Synonym:voicelesssurdhard

双语例句

• Optimal wavelet threshold denoising method based on separation of unvoiced sounds and voiced sounds
  基于清浊音分离的优化小波阈值去噪方法
• The surface electromyogram ( SEMG) signal of six unvoiced Chinese vowels are detected from the skin surface of zygomaticus major and anterior belly of the digastric, with AR model coefficients, cepstral coefficients and MFCC coefficients of SEMG signal taken as the original eigenvector.
  从颧肌和二腹肌前腹的皮肤表面检测无声发出6个汉语元音的表面肌电信号（SEMG），以该肌电信号的AR模型系数、倒谱系数和美尔倒谱系数作为原始特征向量。
• While interrogating, the interrogator will listen attentively to the statement of the criminal suspect, subtly identify his vocal language, like language and unvoiced language.
  讯问时，讯问人员要认真听辨犯罪嫌疑人的供述，细致地识别其有声语言、类语言和无声语言。
• A segmentation algorithm for voiced/ unvoiced speech and a fast algorithm for pitch contour extraction in the time domain
  一种清浊音区分和基音轮廓提取算法
• It is proposed in this paper that electromyography ( EMG) signal can be used in unvoiced speech recognition systems.
  提出了基于肌电信号（EMG）的无声语音识别系统。
• Because of complex and non-stational of speech, especially unvoiced speech has no clear time and frequency character, which is very similar to white noise, classic noise reduction method is unsatisfactory.
  由于语音信号的复杂性和非平稳性，特别是清音没有明显的时域和频域特征，非常类似于白噪声，传统的降噪方法不尽人意，尤其是对宽带噪声的抑制效果不是十分明显。
• The deficiency of this algorithm is due to only use a simple time-invariant threshold. It means that the time-invariant wavelet thresholding not only suppresses background noise but also some speech components like unvoiced parts.
  这种算法的缺点是所使用的简单的时不变的阈值不仅会消除背景噪声，也会消除语音信号中的有用的清音成分。
• All voiced obstruents in Mediaeval Times became unvoiced in Era when Zhongyuan Rhymes was written.
  中古声母中的全浊音到了《中原音韵》时代全部变读为相应的清音声母。
• The experimental analysis show s the performance is very satisfactory for pitch extraction and unvoiced/ voiced decision with this method under the general background noise.
  实验分析表明，该方法在干净和噪声环境下，基音周期提取和清浊判决具有令人满意的效果。
• Discrete Wavelet Transformation ( DWT) is used to realize voiced/ unvoiced segmentation for Mandarin syllable. The algorithm is speaker independent and robust for different sample rate and background noise, which defines the proper scale of DWT adaptively.
  采用离散小波变换（DWT）实现汉语普通话音节的清浊音分段，算法根据信号性质自适应地确定离散小波变换的尺度，具有较好的非特定人性质，并且对不同采样率及环境噪声有较强的适应性。