Definition
If something is described as foreign to someone, it means that they are unfamiliar with it or it is outside the scope of their experience.
陌生的；不熟悉的
She claimed that the entire concept of democracy was utterly foreign to the current government.
她聲稱，整個民主的概念對現任政府來說是完全陌生的。
The idea of reusing items instead of discarding them is completely foreign to them.
對他們來說，重複使用物品而不是丟棄的想法是完全陌生的。
The disrespectful way he spoke about his parents was utterly foreign to us.
他對父母說話時那種不尊重的態度對我們來說是極其陌生的。