单词pineal eye
un.: 松果眼
网络: 视觉方言；松果体
松果眼
Some of the simplest eyes are just passive holes with a semi-clear membrane, such is the reptilian"pineal eye.
不少最简单的眼睛只是带有半透明隔膜的了无生气的洞罢了，这种眼睛就是爬虫的“松果眼”。
This pineal eye is sufficient to regulate their circadian rhythms.
松果眼足可以调节动物的生理节律。