Press your lips together with the corners straight or down.

把嘴唇并在一起，嘴角成一条直线，向下。

耶鲁公开课 - 心理学导论课程节选

or maybe go straight into a doctorate program for either English or French literature.

或者是直接入读英国文学或法国文学的博士生班。

什么事情都是可能的 - SpeakingMax英语口语达人

And if we do, in fact, hit it with light to get the electrons off, it will go back to the straight up in position, or if it gets knocked hard enough it does that, too.

而且如果我们这么做，事实上，用光轰击它以逐出电子，它就会在原位置沿直线返回，或者如果它被撞击的足够猛烈,也会出现上述现象。

麻省理工公开课 - 化学原理课程节选

One way to say it is, every body will continue to remain in a state of rest or uniform motion in a straight line.

另外一种说法是,任何物体都会继续保持静止,或匀速直线运动的状态

耶鲁公开课 - 基础物理课程节选

SK 2007 has still got his hair, has the beard, stands up more or less straight.

我在2007年还有头发，有胡子，站得挺直的。

耶鲁公开课 - 死亡课程节选

or sorry, you did choose to show up today, we'll understand, but please also understand that the TAs won't have a lot of patience with you if you're asking a question about something that was either covered in the readings, or covered in the lecture and is pretty straight forward. All right?

你确实决定了来上课，我们会理解你的，但是请明白,当你问了一个,既在阅读材料里,也在课堂上讲过的浅显问题时，助教们可没有太多耐心,接待你？

麻省理工公开课 - 计算机科学及编程导论课程节选

So, one question is, "What would cause me to perceive somebody as intelligent or stupid, gay or straight, anxious or level-headed?"

第一个问题是，是什么原由让我认为别人是,聪明的，愚蠢的，同性恋的，异性恋的，紧张的，还是冷静的？”

耶鲁公开课 - 心理学导论课程节选

Se?or, just sit up straight as much as possible.

在座位上尽量坐直身体。

哈佛公开课 - 幸福课课程节选