Aperturing
孔径作用
🗣️ 情景例句
I think you should take the highway all the way, and I'd advise you to avoid stopping to go sight-seeing.
我认为你最好全程走高速公路，而且我建议你不要停下来看风景。
He is up to his ears in debt.
他债台高筑。
Aahh!
啊…