常见例句用作名词 (n.)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。 返回 cones