?脉冲传声器
... impulse meter 脉冲计数器 impulse microphone 脉冲传声器 impulse moulding machine of three working positions 三工位气流冲击造型机 ...
脉冲传声器
Perhaps out of some irrational impulse he is trying to destroy the microphone as if by doing so he can erase the evidence it has collected.
CNN: Books - Excerpt: 'Flint'
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。