Numerical aperture
[计] 数值孔径, 数字窗口\\n[化] 数值孔径
🧩 词语组成解析
🗣️ 情景例句
Why don't you call back later this afternoon?
你何不今天下午再来电话呢？
One half of the world does not know how the other half lives.
贫富不相知。
Though the costume consisted only of a sheet, it was very effective.
尽管化装服仅由一个被单制成，却十分逼真。