Polyharmony
复和声
🗣️ 情景例句
It's common practice.
这是惯例。
I wish you to be more careful.
我希望你更谨慎。
As soon as he had got into the car, I said good morning to him in French and he replied in the same language.
他一上车，我就用法语向他问早上好，他也同样用法语回答我。