Apertometer
数值孔径计, 数值口径计, 物镜口径计, 开角机
🔁 扩展释义
【医】 物镜口径计
🗣️ 情景例句
She sells sea shells on the shining seashore.
她在亮晶晶的海滩上卖贝壳。
I'd like to speak to Mr. Jack.
我要和杰克先生讲话。
He spent most of his life gathering money.
他一生大部分时间用来积聚钱财。