built in check

基本解释

MFJ-299 has a built-in battery check circuit.
MFJ-299 有一個內建的電池檢查線路。
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There is a built-in check as part of the installation to ensure that product prerequisites are met.
作爲安裝的一部分還提供了內置檢查，以確保滿足産品要求。
Installations with suction lift require a good quality foot valve to avoid loss of prime - remove in-built check valve.
進水口的安裝需要使用一個品質優良的底閥，以避免進水口壓力損失- 拆除內置式止廻閥。
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The reason for pulling this out is, what you're going to see is, that in most languages, all right, Python comes built-in with something that will check your static, sorry, your syntax for you.
講這些的原因在於，你們將要看到的是，在絕大部分語言中，好的，Python中帶著一些,會檢查你的static的東西，抱歉，是你的語法。
麻省理工公開課 - 計算機科學及編程導論課程節選

The beauty of such surveys, which are also collected in Australia and many European countries, is that they cover the whole day (not just the time at work), and they also have a built-in accuracy check, since they must always add up to 24 hours a day.
ECONOMIST: Why Americans have plenty of time to read this
Both landers had mechanical arms, to gather soil samples, and built-in labs to check for biological activity.
NEWYORKER: The Martian Chroniclers
It's generally agreed that it's of tantamount importance, but there is no built-in mechanism to check that the privilege is being used honestly and only as a last resort.
NPR: Invoking the State Secrets Privilege