eyespot

詳細解釋：

eye.spot

n.（名詞）
A small, light-sensitive patch of pigment in certain algae and unicellular organisms.
眼點：某種藻類和單細胞體中的小形感光的色素體
A simple visual organ of certain invertebrates consisting of a sensory ending covered by light-sensitive, pigmented cells.
眼點：某個無脊椎動物的一個簡單的視覺器官，由覆蓋著感光的色素細胞的感覺末梢組成
A rounded eyelike marking, as on the tail of a peacock.
眼狀斑點：圓形眼狀的斑點，如孔雀尾巴上的
Botany Either of two fungal diseases that affect grasses and are characterized by oval lesions.
【植物學】 眼斑病：兩種黴菌病中的一種，危害草並以帶有橢圓形病體為特徵