Lenticonus
圆锥形晶状体
🗣️ 情景例句
To advertise during prime time TV is very expensive.
在电视的黄金时段买广告是很贵的。
When he plays football, he wears a uniform.
他踢足球的时候，也会穿着制服。
On the first lap, Class 3 were in front.
在跑第一圈时，3班在前边。