Aperturing
孔径作用
🗣️ 情景例句
I guess I'd better tear up the letter and start over again.
我想我应该把信撕掉重新再写。
Victory belongs to the m ost persevering.
胜利属于最坚强不屈的人。
We also want to teach all the children to perform.
我们还想教会所有的儿童演奏。