minWPM constant
int
const minWPM
最小播放速度（每分钟单词数） Minimum playback speed (words per minute)
用于限制音频播放的最慢速度，确保播放不会过于缓慢 Used to limit the slowest playback speed to ensure audio doesn't play too slowly
Implementation
static const int minWPM = 5;