Quadratic variational problems
[计] 二次变分问题
🗣️ 情景例句
He'll do anything to avoid getting down to math lessons,
他老是设法想逃避数学,
A true man and a thief think not the same.
君子和窃贼的思想不同。
This is Nicola Grey,and this is Claire Taylor.
这位是尼克拉。格雷,这位是克莱尔。泰勒。
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