So it doesn't matter how big the dictionary is, you can instantaneously retrieve the value associated with the key. Extremely powerful.

因为你可以在线性时间，内得到想要的键对应的值,这太强大了。

麻省理工公开课 - 计算机科学及编程导论课程节选

In the real world, no one's going to measure it instantaneously, but we can make the difference as small as we like.

在现实生活中,没人能一瞬间测出来,但我们可以使差值越来越小

耶鲁公开课 - 基础物理课程节选

So what happens almost instantaneously after the collision, the electron up here falls back down.

所以在碰撞后,几乎同时，在这儿的电子又回去了。

麻省理工公开课 - 固态化学导论课程节选

So it's as if that decision is made instantaneously as the shooter is running up.

这就好像所有决定都在,罚球球员起跑的一瞬间完成的

耶鲁公开课 - 博弈论课程节选