chirp

英 [tʃɜːp]

美 [tʃɜːrp]

v.  吱喳叫; 唧唧叫; 发啁啾声; 轻松愉快地讲(话); 嘁嘁喳喳地说

过去式：chirped　现在分词：chirping　第三人称单数：chirps　复数：chirps　过去分词：chirped　

TOEFLGRETEM8

BNC.32990 / COCA.14222

牛津词典

verb

• 吱喳叫；唧唧叫；发啁啾声
  to make short high sounds
• 轻松愉快地讲（话）；嘁嘁喳喳地说
  to speak in a lively and cheerful way

柯林斯词典

• VERB (鸟、昆虫)啾啾叫，发唧唧声
  When a bird or an insect such as a cricket or grasshopperchirps, it makes short high-pitched sounds.
  1. The crickets chirped faster and louder.
     蟋蟀叫得更欢了。
  2. Chirpis also a noun.
     
  3. The chirps of the small garden birds sounded distant.
     远处传来庭园小鸟的鸣啭。
• VERB （人）欢快地高声说话，叽叽喳喳
  You say that a personchirpswhen they say something in a cheerful, high-pitched voice.
  1. 'See you soon, I hope!' chirped my mother.
     “希望很快能再见！”我妈开心地大声说。

英英释义

noun

• a sharp sound made by small birds or insects

verb

• make high-pitched sounds
  1. the birds were chirping in the bushes
  Synonym:peepcheepchirrup
• sing in modulation
  Synonym:tweedle

双语例句

• Multi-component Chirp Signal Separating and Enhancing Based on SVD of Time-Frequency Space
  基于时频空间奇异值分解的多分量线性调频信号分离与增强
• The relation between the chirp in phase of soliton pulse and soliton propagation is discussed in this paper.
  讨论了光孤子传输中，由脉冲包络的相位变化产生的啁啾与孤子传输的关系。
• The dim silence of my mind seems filled with crickets 'chirp& the grey twilight of sound.
  我的心在朦胧的沉默里，似乎充满了蟋蟀的鸣声－－声音的灰暗的暮色。
• Theoretical analysis and numerical simulation of compression to negative chirp pulse based on dispersion-shift fiber ( DSF) using distributed Raman Amplification.
  该文对分布式拉曼放大的色散位移光纤（DSF）负啁啾光脉冲压缩进行了理论分析和数值模拟。
• Birds do not chirp. Leaves do not rustle. Insects do not sing.
  鸟儿不在啁啾，树叶不再沙沙作响，昆虫也停止了欢唱。
• Anti-noise Performance of Chirp Spread Spectrum System
  Chirp扩频通信系统抗噪声性能研究
• It is also shown that the initial pulse power and initial pulse chirp can impact the spectral shape and band width of the supercontinuum generation at anomalous dispersion region.
  初始激光脉冲的峰值功率和脉冲初始啁啾对光子晶体光纤反常色散区产生超连续谱形状和带宽是有影响的。
• Low chirp of femtosecond laser pulses can be determined accurately using the MOSAIC.
  MOSAIC能够精确地测量飞秒激光脉冲的微小啁啾量。
• The birds chirp merrily at the top of tree.
  鸟儿在枝头欢快地啾啾鸣唱。
• According to the features of DSP, this paper presents a spectrum zooming analysis method based on Chirp Z Transform ( CZT).
  基于DSP信号处理的特点，给出了一种基于线性调频Z变换（CZT）的频谱细化实现方案。