Numeric aperture
[医] 数值口径, 光口
🧩 词语组成解析
numeric
[nju:'merik]
adj. 数字的;数值的;
🗣️ 情景例句
They're here!
他们到了。
To worry
烦恼，担心
About once a month. Not too often, because neither of us has much time. We both have too much work to do.
大约每月一次。不太经常写信，因为我俩的时间都很紧。我们都有做不完的事。