Equimarginal principle
[经] 平衡边际原则
🧩 词语组成解析
🗣️ 情景例句
Don't worry about it.
别介意。
Nothing is difficult to the man who will try.
世上无难事，只要人肯试。
I never catch anything -- not even old boots.
我什么东西也未钓到过 -- 就连旧靴子也没有。