自检

zì zǎi zì jiǎn

自宰自检

examine animals slaughtered by themselves

zì chá zì jiǎn

自查自检

carry out self-examinations well

tā běn shēn yě yǒu zì jiǎn gōng néng yǐ què bǎo tā de gòu zào shì yuán fēng de

它本身也有自检功能以确保它的构造是原封的。

It also gives itself a checkup to ensure that its structure is still intact.