1. Phoneme tool: Use online homophone tools, such as homophone generator and homophone query. Enter the word to be replaced and the tool will generate a replacement word that sounds like it.

2. Pinyin tool for Chinese characters: You know the pinyin of Chinese characters, but you are not sure about the specific substitute words. You can use the Pinyin tool to convert Chinese characters into Pinyin. You can find a substitute word similar to Pinyin. Phonetic substitution refers to the substitution of sound for two reasons, one is that the sound is not good, the other is that the sound is good, but if you listen to it too much, you will get aesthetic fatigue. Both cases show that the voice must be changed, and a voice must be changed to represent the people's demands.