Petzval theory
[医] 珀兹伐氏学说(镜片像散现象)
🧩 词语组成解析
佩兹伐
🗣️ 情景例句
That's right. And have a good time in New York.
对。祝你在纽约玩得愉快。
That was close!
好险！
We welcome the seasons by the riverside,
我们在河边迎接一年四季。