Her pupils were dilated. Her expression was vacant.

她扩张，表情很茫。

You 're the worst pupil in your class.

你是班里最差学生。”

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

再好演员也没法控制自己。

When their headmistress appeared, the pupils from Beauxbatons leapt to their feet.

布斯巴顿学生一看见他们校长出现，赶紧站起来。

It shows the pupils who are being a bit disruptive.

就像告诉那些调皮捣蛋孩子。

And Carlton Abbey even better, 70% of their pupils go on to university.

Carlton Abbey甚至还要更好，他们百分之七十学生都考上大学。

That leads to faster heart beating and pupil dilation.

这会导致心跳加快和放大。

The teacher was besieged with the questions and requests from pupils.

老师被学生提出问题和请求所困。

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

哈利看到他缩成两条窄窄细缝，看见他眼睛周围皮肤变白。

I think you may have been his favourite ever pupil.

我想你大概是他这辈子最喜欢学生。

Your pupil is the size of a nickel.

你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，受影响会放大，对光反射消失。

With no need for eye drops that dilate your pupils for hours.

如此一来，你不需要再检查眼睛前滴上散药水。

The pupil could add and subtract but hadn't learned to divide.

这名小学生能做加法和减法，但还没学会做除法。

'Do you like Morton? And your pupils? And your cottage? '

“你喜欢莫顿吗？还有你学生呢？你小屋呢？”

Poor instruction by teachers who physically beat their pupils is rife .

老师教学质量普遍差，体罚学生更是家常便饭。

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

如果有人扩张，这可能代表着他们认可。

The pupils understand the social distancing rules, he says.

他说，学生们理解保持社交距离规则。

I imagine they're inviting the parents of pupils there - it says here 'all welcome'.

我想他们会邀请小学生家长，这上面写是“全部欢迎”。

She was born in 1973 and was a very bright pupil at school.

她出生于1973年，小学时她就展现出聪明一面。