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
Not as happy as I am.
我比你更高兴。
I read 10 lettres.
我读了十封信。
like mortgages, pensions, insurance and access to sufficient cash reserves.
如抵押贷款、养老金、保险金和动用现金储备的机会。