瞳孔收缩 meaning in English

pupil constriction

Thus stimulation of one retina will normally invoke pupillary constriction in both eyes .
刺激一侧视网膜可引起双眼的瞳孔收缩。
B . move finger smoothly toward nasal bridge ; watch for pupil constriction and convergence
手指平稳地向鼻柱移动，观察瞳孔收缩会聚情况。
The symptoms preceding this include blurred vision , runny nose , tightness in the chest and constriction of the pupils
死亡前的各种症状包括视力模糊、流鼻水、胸闷以及瞳孔收缩。