n.(人眼)圆锥细胞；(圆)锥体
名词cone的复数形式.
The balls are shotout of two donut shaped objects surrounding the cones. 这些球体从围绕这这些锥体的两个发射装置中射出。
The human eye has three types of light receptors, known as cones, located in the retina. 人眼具有三种类型的光接收器，称之为锥体，分布在视网膜上。
n.女执事；牧师的女助手
n.肘；肘状；支柱
