If you blink, you miss it.

如果问题的复杂度是线性的。

麻省理工公开课 - 计算机科学及编程导论课程节选

You won't want to miss it.

你不会想错过的。

Make sure 实战 - SpeakingMax英语口语达人

And if you've typed in l when you should've 1 typed a 1, or a 1 when you should've typed an l, you're likely to miss it. If you've made a mistake with upper and lower case. Things like that. So just be very careful looking at that.

如果你本来想打，1，的时候,却输成了，l，或者打，l，的时候输成了，你很可能注意不到这个错误,如果你把大小写弄混了也是一样,要注意这个错误。

麻省理工公开课 - 计算机科学及编程导论课程节选

You might even go further, you might say modeling it is always going to miss stuff out, so let's just not bother.

你可能会更进一步说,建模的时候总会忽略一些因素,所以干脆也不要建模了

耶鲁公开课 - 博弈论课程节选

The reason why I do put them up is so that you have the opportunity if you want to see it again or if you have to miss a class.

我之所以把资料放在网上是为了,让你们可以重温或者学习错过的课程。

哈佛公开课 - 幸福课课程节选