build in

US /bɪld ɪn/
UK /bɪld ɪn/
"build in" picture
1.

內建, 融入

to include something as a permanent part of a system, plan, or structure

:
The software has a security feature built in.
該軟體具有內建安全功能。
We need to build in some flexibility into the schedule.
我們需要在時間表中融入一些靈活性。