I hate straight singing. I have to change a tune to my own way of doing it.

VOA: special.2010.02.28

Said a different way, in the case of the straight-line programs, how long would it take to run a program?

换种说法，在直线式程序里面，运行一个程序要多长时间？

麻省理工公开课 - 计算机科学及编程导论课程节选

cause I go to 68th and it's straight road. They can just make it all the way if they want.

因为我去的是第68大街，从这儿开始都是一条直路，他们可以把自行车道一直修到底，如果他们想这么做。

自行车和纽约 - SpeakingMax英语口语达人

Now there many ways I can connect these two points together. The simplest way is to draw a straight line. It's called the linear interpolation. My line is not so straight, right here. You could do a different kind of line.

最简单的办法是,像这样画一条直线,这叫线性插值,不过我的这条线画得不太直，你也可以用别的办法,比如一条抛物线。

麻省理工公开课 - 热力学与动力学课程节选