photic的发音：
美 ['fəʊtɪk] 英 ['fəʊtɪk]
photic的意思：
adj.光的；光引起的；（海洋）光照充足的
例句：
1.It is generally assumed that the photic zone extends to the depth at which the light intensity is reduced to 1% of the value at the surface.
通常认为光照带伸展到光强度降低为表面值为1%的深度。
2.Another theory suggests that tears leaking into the nose through the nasolacrimal duct are a cause of the photic sneeze reflex.
另一个理论认为，把鼻子眼泪通过鼻泪管泄漏是一种光的反射引起喷嚏。
