The normal vector is just sticking straight up or straight down.

从而法向量的方向是竖直向上或向下的。

youdao

Menus -- This screen type gives choices of another menu, a dialog, or straight to the task.

菜单——此屏幕类型提供到其他菜单、对话框或直接到任务的选项。

youdao

This doesn't mean that women are choosing whether to be gay or straight, she clarifies.

她表示，这并不是说这些女性会选择是否成为拉拉或异性恋。

youdao

Helen looked straight up at the sky as if a lost memory or thought of some kind was coming back to her.

VOA: special.2009.11.08

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

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

Or straight edged pieces that go inside the puzzle, fake corners, no corners, and so on.

FORBES: The World's Best Jigsaw Puzzles

The new question is, Who among us, gay or straight, wants to strengthen marriage?

CNN: To rebuild middle class, restore marriage

Walton, too, cautions against the perception that maintaining natural hair means standing against chemical straighteners or straight hair overall.

CNN: Natural hair offers a new point of view