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
the plans for the community center
这项修建社区中心的计划
I'm glad to, but I'm afraid I don't have the time.
我很乐意，但我恐怕没时间。
Well done, Wei Hua! Thank you, said Miss Zhao. I think it's time for us to start the lesson now.
“说得很好，魏华！谢谢，”赵小姐说，“我想现在该是我们学习课文的时候了。”