Their grandfather was as jovial as their grandmother was quiet and withdrawn.

这句话的直白翻译是：他们爷爷的易于交际就像他们的奶奶安静内向一样.一般是这样翻译：他们的爷爷易于沟通而他们的奶奶安静孤僻.as...as.固定用法,意思是“ 像...一样.”例句：My bag is as big as yours.我的包和你...