爷爷外公的英语怎么说_英文单词

爷爷外公的英语分别是 grandfather 和 grandfather-in-law。

"grandfather" 来自古英语 "grān fæder"，意思是 "父亲的父亲"。

"grandfather-in-law" 则是指 "岳父"，是通过添加后缀 "-in-law" 来表示的。

例句:

My grandfather is a retired teacher. (我的爷爷是一名退休的老师。)
My grandfather-in-law is a lawyer. (我的外公是一名律师。)