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。

That leads to faster heart beating and pupil dilation.

这会导致心跳加快和瞳孔放大。

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

哈利看到瞳孔缩成了两条窄窄细缝，看睛周围皮肤变白了。

Your pupil is the size of a nickel.

你瞳孔就跟五分硬币一样大。

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

此外，受响瞳孔会放大，对光反射消失。

If someone widens their pupils, then this may indicate their approval.

如果有人瞳孔扩张，这能代表着们。

Their pupils adjust to any lighting like magic.

它们瞳孔能神奇地适应任何光线。

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

睛中心是瞳孔，瞳孔是暗色、圆形。

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

当你害怕、紧张或兴奋时，你瞳孔会放大。

Pupils mark the hollow opening in the iris, the eye's band of pigmented muscle.

瞳孔标记虹膜中空心开口，虹膜是睛色素沉着肌肉带。

Next, a flashlight is used to check for pupil response.

接下来，用手电筒检查瞳孔反应。

They also oppose changing physical qualities such as eye color or height, the study found.

们还反对改变瞳孔颜色或身高等身体特质。

The men described the woman with small pupils as cold, hard, and selfish.

这两名男子都形容瞳孔小女子冷酷、冷酷、自私。

While those who like bad boys are attracted to larger pupils.

而那些喜欢坏男孩人会被其大瞳孔所吸引。

Their pupils that can see through the texts of time.

她有看透岁月篇章瞳孔。

When you shine a light on HAL's eyes, his pupils may or may not dilate.

当你用光照射 HAL 睛时，瞳孔会根据病情选择性地放大或不放大。

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。

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，你瞳孔有时会放大。

And of course, the pupil was precious, because you can't see without it.

当然，瞳孔很珍贵，因为没有它，你什么也看不到。