built-in
🇺🇸
/ˌbɪlt ˈɪn/
🇬🇧
/ˌbɪlt ˈɪn/
part of something and cannot be removed
This smartphone has a built-in GPS for easy navigation.
這款智慧型手機內建了GPS,便於導航。
a natural or permanent feature of something
The built-in security system keeps the house safe.
內建的安全系統保護了房屋的安全。