But the problems can grow much faster than you can get a performance boost out of the computer.
对,电脑运行速度是很快,但是问题的规模增长的。
That kind of problem tends to arise because they're using a language or a computer that only has finite precision and so there are rounding errors.
这类问题已经日趋严重了,由于他们使用的语言或电脑,都是精度有限的,因此存在这样的问题。
That's certainly one way to do it, but for computers that's not necessarily the easiest way. So another way of solving it is to do something we already saw last time, which is basically, why not simply enumerate all possible examples and check them?
将一个等式代入另一个等式,这当然是一种办法,但是对电脑来说这绝对不是一件简单的事,所以解决这个问题的办法,正如我们上一次看过的,非常基本?
What the clicker is is a little device that will allow you to enter responses to questions that will then get entered into my computer and we can show immediate poll results from the class.
表决器是一种小型设备,你可以通过它回答问题,这些答案会传进我的电脑,我们就可以迅速地得到投票结果
You sign up for your human subjects requirement they put you in front of a computer screen and then they tell you, "Oh, just sit in front of the computer screen " and then we'll ask you some questions."
你报名参加人体被试实验,然后他们会让你坐在电脑前,and,then,you—,给你指导语,“请坐在电脑屏幕前面,屏幕上会显示一些要求你回答的问题“
By the way, after class, I'm more than happy to stay as long as needed to answer any questions you guys have or to talk about whatever issues you'd like to bring up, but probably what makes sense is for me to power down the computer and pack up and then we can stand out in the hallway and I can answer questions out there, that way the next class can get in and the instructor can work unimpeded.
顺便说一下,课后,我很乐意多待一会,来回答你们的问题,或者讨论一些你们提出的问题,但我最好是,把电脑关掉,收拾好东西,然后在走廊里来回答你们的问题,这样下节课才能照常进行,老师也能正常授课
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