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'll try it.
我试试吧。
Delivery costs will have to be borne by the manufacturer, I'm afraid.
运费恐怕要由制造厂商来承担。
His patrols halted the raiding parties: hunger assailed the Danish army.
他派出巡逻队阻止敌人抢劫，因而饥饿威胁着丹麦军队。