Polysubstitution
多取代(作用)
🗣️ 情景例句
It was so nice to be out in the country.
出去置身乡下真是太好了。
Yes, we should try to contact more.
是的，我们应该联系多点。
Li Lei ran much faster than the other boys.
李磊跑得比其他男孩快得多。