Opticator
(仪器的)光学系统部分, 光学扭簧测微仪
🏥 医学释义
（仪表的）光学部分
🗣️ 情景例句
I've been friendly with the Stewart family
我和Stewart家有交情
I thought about going to my sister's. How about you?
我想去姐姐家玩，你呢？
Did the wagging dance tell the bees how far away the food was?
摇摆舞有没有告诉蜜蜂食物到蜂箱的距离有多远？