Marginalism
n. [经济]边际主义
🗣️ 情景例句
Aren't you hungry, Harry?
你不饿吗， Harry？
Does John have a yellow pencil?
约翰有一支黄铅笔吗？
There are mice next to the refrigerator, under the sink and inside the cupboard!
冰箱边、洗碗槽下，还有橱柜里面都有老鼠！