For example, if the complexity order of the current technique is O(n**2), speeding up the steps by 10x is a lot less helpful than finding an O(n) substitute.

例如，如果当前技术的复杂性等级是 O(n**2)，那么将这些步骤加速 10 倍远不及寻找 O(n) 替代品来得有用。

youdao

Substitute "n" with the preference order in which you want it to be picked by the JRE — the lower the number, the higher the order.

用n表示替优先顺序，JRE通过它来挑选——数字越低，优先权越高。

youdao

How do I rea-- replace the expression FOR t of n minus 1? Substitute it in again.

我们怎么来代替t这个表达式呢？,再来替换掉它，t等于。

麻省理工公开课 - 计算机科学及编程导论课程节选

If you substitute it all in, you get basically order 2 to the n.

得到的是2的n次方个基本问题，指数级的，这是个问题，好。

麻省理工公开课 - 计算机科学及编程导论课程节选

Minutes later Martins took a pass from substitute Charles N'Zogbia before smashing the ball spectacularly past Kirkland from 15 yards as St James' Park erupted in what looked to be the defining moment of the match.

BBC: Newcastle 2-2 Wigan