驾驶是一项复杂的任务，人类需要很长时间才能完全掌握。

Driving is a complex task that takes humans a long time to perfect.

youdao

那些只复述单词的人与那些不分散注意力的人表现得一样，但那些任务更复杂的人反应时间更差——平均多出480毫秒的延迟。

Those only repeating words performed the same as those with no distraction, but those with the more complicated task showed even worse reaction times—an average of 480 milliseconds extra delay.

youdao

在她看来，孩子的成长、他们得到的玩具类型和父母花在玩具上的时间之间，有着复杂的关系。

In her opinion, there is a complex relationship among children's progress, the type of toys they are given and the time parents spend on them.

youdao

Therefore, for simple branching programs, the length of time, the complexity the code, is what we would call constant.

因此，对于简单的分支程序，运行的时间长度，算法的复杂度，也就是我们说的常数。

麻省理工公开课 - 计算机科学及编程导论课程节选

But that's also nice, it lets you see how the recursive thing is simply unwrapping but the complexity in terms of the amount of time it takes is going to be the same.

它让我们看到了，在复杂度依照时间总数来看,没有变化的情况下,递归是怎么一步步的展开的,我欠你一个糖，谢谢。

麻省理工公开课 - 计算机科学及编程导论课程节选

It turns out to be-- there's a fairly complicated balance between the time of flight and the range.

答案表明,在飞行时间与射程之间,有着一个相当复杂的平衡关系

耶鲁公开课 - 基础物理课程节选