But when you start doing scientific research or financial work, imprecision and rounding errors start to add up.

但如果你碰到涉及科学研究,或财政方面的项目时，不精确度,和错误就会累加。

哈佛公开课 - 计算机科学课程节选

So, it looks like the curry and some other items were really precisely defined in terms of price and this is of course has generated this receipt - by some computer, some cash-- cash register and they just didn't account for the inherent imprecision so here is a perhaps real world incarnation of that.

看起来咖喱,和其他一些东西都被明确地定价,这当然可以,通过计算机-,收银机生成这份收据，而且它们并不对,其内在的不精确性负责,这可能就是现实世界中的一个典型。

哈佛公开课 - 计算机科学课程节选

But one of the teaching fellas also passed long to us recently, a little real world example of what happens when you're not mindful of various data types and you're not mindful of the imprecision that's inherent in representing data in a computer, at least using a language like C and low level primitives like floats and even doubles.

最近有个助教告诉我们，一个现实世界中的例子,当你不注意各种各样的数据类型,也不注意在计算机中表示数据时,其内在的不精确性，至少在用像C语言,和float甚至double型数据时，那将会发生什么？

哈佛公开课 - 计算机科学课程节选