Polytonism
多音调性
🗣️ 情景例句
I just can't bring myself to spend a month's salary on a pair of shoes.
我才不愿意把一个月的薪水花在一双鞋上。
I've realized that we should stop the pollution.
我明白必须阻止公害的原因了。
I would suggest that you use this material instead of that.
我建议你改用这种替代那种。