exterior

/ɪkˈstɪriər/

the region that is outside of something

中文释义：外部；外表；外面

The exterior of the building is made of glass and steel, giving it a modern look.

这座建筑的外部由玻璃和钢材制成，外观现代。

Despite his calm exterior, he was extremely nervous inside.

尽管外表平静，他内心极度紧张。