English version

idiot-proof

From Longman Dictionary of Contemporary Englishidiot-proofˈidiot-ˌproof adjective  something that is idiot-proof is so easy to use or do that even stupid people will not break it or make a mistakefoolproof idiot-proof instructions
Examples from the Corpus
idiot-proofWe need to make copiers that are cheap and idiot-proof.The control layout is virtually idiot-proof.
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