And that's like kind of hoping that the element you're searching for is the first in the list and the last in the list. Maybe.

也就是希望要找的元素,在数组的头部或者尾部,情况可能是这样的。

麻省理工公开课 - 计算机科学及编程导论课程节选

For example, that embryo that I showed on one of the first slides where there's clearly a head region and a tail region.

比如我在第一张幻灯片里展示的那种胚胎,已经有了明显的头部和尾部

耶鲁公开课 - 生物医学工程探索课程节选

The top is this helmet that comes up over his face and covers it pretty totally.

头部戴有头盔,覆盖面部,能完全遮住脸

耶鲁公开课 - 古希腊历史简介课程节选

And I'm going to do it in the following way.

再一次开始，我们指向列表的头部。

麻省理工公开课 - 计算机科学及编程导论课程节选

Here's one climbing out of the pool: First her face appeared, long and cadaverous, with a bandage-like bathing cap coming down almost to her eyes, and sharp teeth protruding from her mouth.

有一个女人从游泳池中出来了，首先是她的脸，修长,而惨白，如绷带般的泳帽从她的头部,耷拉到她的眼睛，锋利的牙齿从她的口中突出。

耶鲁公开课 - 1945年后的美国小说课程节选

Slightly freaked out, I reach for my head, or perhaps we should say I reach for where I would expect my head to be, but I don't feel anything there.

略微惊吓之余,我用手去触碰头部,也许我们应该说,把手放到,预想中我头部所在的位置,但那里什么也没有

耶鲁公开课 - 死亡课程节选

Philosophers and psychologists knew for a long time that getting smacked in the head could change your mental faculties; that diseases like syphilis could make you deranged; that chemicals like caffeine and alcohol can affect how you think.

哲学家和心理学家在很久以前便知道,头部受到重创,会改变你的心理官能,像梅毒这样的疾病可以让你精神错乱,像咖啡因和酒精这样的化学药品,可以影响到你的思维

耶鲁公开课 - 心理学导论课程节选

Let's go into hi3.c. So again I have some comments up top.

再创建一个文件hi3，c，还是一样，头部有一些注释信息。

哈佛公开课 - 计算机科学课程节选

He has on top of his head a helmet made of bronze, perhaps weighing about five pounds, these are approximate; they would have differed from person to person to some degree.

他的头部有铜质头盔,头盔大概重五磅,这只是大概的重量,实际重量因人而异

耶鲁公开课 - 古希腊历史简介课程节选

Why can't I feel my head? What's going on?"

为什么我感觉不到头部呢,到底怎么回事

耶鲁公开课 - 死亡课程节选

Now I isolated these cells maybe from the head region of the embryo, the region that's going to develop into the brain, so that would be a good place to look if you wanted cells that were going to develop into the brain.

现在我可以从胚胎的头部,分离这些细胞,从就要发育成为大脑的这些部位,这是取得你需要的细胞的绝佳位置,如果你想要发育成大脑的细胞的话

耶鲁公开课 - 生物医学工程探索课程节选

The Essex stood half over the other prophet as if it were pleased to guard what it had finally brought down. The man didn't look so much like Haze lying on the ground on his face without his hat or suit on. A lot of blood was coming out of him and forming a puddle around his head.

埃塞克斯看着这个先知，好像很高兴地守卫着,自己撞倒的这个人，这个男人看起来与海斯并不相像,没有戴着帽子或穿着西装趴在地上，一大堆血,从他的体内涌出，在头部附近形成了一个水坑状的东西。

耶鲁公开课 - 1945年后的美国小说课程节选

So, I'll try not to do that Result to another complex thing If you're in the front roll, or second roll or third roll It's possible that some part of your head, your back or even your face might end up on the film.

所以我会很注意,另一件事情就是,如果你们坐在第一排,或者前几排,那么你们的头部,背部甚至脸部,都可能被镜头扑捉到

耶鲁公开课 - 心理学导论课程节选