病人可做瞳孔扩张检查。

The patient may be examined with pupillary dilation.

youdao

因此，高明的说谎者会加倍专注地盯着你的眼睛，并且瞳孔扩张。

Therefore, the clever liar will redouble intently staring at your eyes, and pupil expansion.

youdao

譬如，瞳孔扩张，眼睛体放松，来让更多的光线进入眼睛，以看得更远。

For example, the dilation of the pupils and relaxation of the lens, allowing more light to enter the eye, which is more conducive to far vision.

youdao