Things like: open mouths, wide or small pupils, blinks, nose licks, whisker movements and ear positions.

这些面部动作包括：张嘴、瞳孔变大或缩小、眨眼、舔鼻子、胡须动作和耳朵的转动。

He looked at her, his pupils small dark pinpricks in eyes as big and white as eggs. " I'm not" ?

他抬头看她，眼睛瞪得跟鸡蛋一样又白又圆，瞳仁则闪烁着微小的黑光：" 我不怕？"

Their anger made their pupils small.

愤怒使他们的瞳孔缩小了。

But when there’s bright light, your iris makes the pupil smaller.

但是当有强光时， 你的虹膜会使瞳孔变小。