n.网膜状
She says there was a study which suggested that vitamin A helped some people with retinitis pigmentosa. 她称曾有一项研究认为服用维生素A可以帮助那些视网膜炎病人。
The trio, who had lost almost all of their vision due to retinitis pigmentosa (RP). 他们由于患有色素性视网膜炎（rp）而几乎丧失了所有的视力。
