Quadratic dual problem
[计] 二次对偶问题
🧩 词语组成解析
a. 二次的\\nn. 二次方程式
dual
['dju(:)əl]
adj. 双的，两部分的，二体的，二重的;
n. 双数;双数词;
🗣️ 情景例句
Hello, Mr. Carlson.
哈喽， Carlson先生。
You can take a horse to the water but you cannot make him drink.
马到河边不喝水，逼马低头亦枉然。（不要逼人做他不愿做的事）
They also found something which the X-ray plates did not show: a small wax figure of the god Duamutef.
一个蜡制的杜瓦木特夫神小塑像。