grandfather和grandpa什么区别

区别就是两者书写不一样但意思是一样的，grandfather常用于书面语而grandpa常用于口语

grandfather中文意思是n. 祖父；始祖，vt. 不受新规定限制

While Diana was in awe of her grandfather, she adored her grandmother.

grandpa中文意思是n. 爷爷；外公