And Harry, with the unerring skill of the Seeker, caught the wand in his free hand as Voldemort fell backward, arms splayed, the slit pupils of the scarlet eyes rolling upward.

而后哈利，做为一个出色找球手，在伏地魔倒地同时用他空着一只手抓住了那根魔杖--而伏地魔双臂张开，猩红里瞳孔张开翻了起来。

Her pupils were dilated. Her expression was vacant.

她瞳孔扩张，表情很茫然。

Even really good actors probably can't control their pupils.

再好演员也没法控制自己瞳孔。

Your pupil is the size of a nickel.

你瞳孔就跟五分硬币一样。

The center of one's eye, the pupil, is dark and round.

中心是瞳孔，瞳孔是暗色、圆形。

Lastly, your pupils sometimes dilate if you're in love or if you're aroused.

最后，当你恋爱或被唤醒时，你瞳孔有时会。

Harry saw is pupils contract to thin slits, saw the skin around his eyes whiten.

哈利看到他瞳孔缩成了两条窄窄细缝，看见他周围皮肤变白了。

Also, the affected pupil becomes dilated and fails to constrict in response to light.

此外，受影响瞳孔会，光反射消失。

Your heart beats faster, your pupils dilate, and your body releases glucose for additional energy, not because you're in danger but because your body is telling you that something important is happening.

你心跳加速，你瞳孔扩，你身体也释出葡萄糖来提供更多能量，这不是因为你面临着危险，而是你身体在告诉你这件事十分重要。

If this is inverted, less light coming in, that causes our pupils to dilate and that creates a shallower plain of focus, meaning our eyes have to put more effort into focusing on individual objects.

如果这种情况反过来，当更少光线进入到我们中时，就会导致我们瞳孔扩，这就形成了一个较浅聚焦平面，这就意味着我们必须得更加努力才能聚焦到单个物体上。

Your pupils dilate when you're scared, nervous or excited.

当你害怕、紧张或兴奋时，你瞳孔会。

Elongated pupils help sharpen certain dimensions of an animal's vision.

细长瞳孔有助于提高动物视觉某些维度。

Their pupils that can see through the texts of time.

她有看透岁月篇章瞳孔。

During totality it's dark, so your pupils have dilated to let more light in.

日全食时天空完全黑暗，你瞳孔会扩张来让更多光线通过。

It is always round, however bright the light may be.

不管光线怎么强烈, 瞳孔一直是圆。

To monitor what is going on Dr Rizzo's colleague Galen Buckwalter tracks physiological markers of stress, such as the reactions of participants' pupils to what their eyes are seeing, their electrocardiograms and their galvanic skin responses.

里兹同事伽林·布克沃特博士负责士兵压力状态下生理指标进行跟踪监测。其中包括受试者观看图像时瞳孔反应，心电图特征以及体表电流状况。

Finally in 1761, something clicked at a social gathering, John suddenly found himself looking at the petite intelligent forthright girl with new eyes, eyes in which the pupils had been replaced by cartoon love hearts .

终于在1761年，在一次社交聚会上，约翰突然发现自己用新光看着这个娇小、聪明、直率女孩，里瞳孔已经被卡通爱心取代了。

" That's the only kind of water we have, " she continued, tossing a stone into the pool, which lay on the outside of the bank like the white of an eye without its pupil.

“我们只有这种水，”她接着说道，同时捡起一块石子，扔到水塘里，那水塘位于土堤外面，像是没有瞳孔白。

As the eye cannot see its own pupil without a mirror, so the outer ego could not even see itself, were it not that the inner ego hides in the depths of all reflections.

如果没有镜子，无法看见自己瞳孔；同样地，如果没有内在自我隐藏在所有映像深处，外在自我甚至就无法看见自己。

So, by measuring how long they stare at different scenarios or how their pupils change while they stare, scientists can generally tell what the baby thought would happen.

所以，通过测量婴儿凝视不同场景时间或者他们凝视时瞳孔变化，科学家们通常能辨别婴儿想法。