Marginalist
a. 边际主义的
🗣️ 情景例句
She's through with her new boyfriend.
她跟新交的男朋友吹啦。
I asked you if you wanted some help.
我是问你是否需要帮忙。
Annie was born in a poor family, on April 4th, 1866.
1866年4月4日，安妮出生在一个贫苦家庭中。