Preemphasis
n. 预加重, 预矫, 预修正\\n[电] 预强调
🗣️ 情景例句
What language do they speak in Japan?
在日本他们说什么语言？
How long have you had this pain?
疼痛多久了？
The basic features include a crest (the highest point of the wave),
它们的基本特征包括浪峰（波浪的最高点）