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probni kamen; teško iskušenje; trenutak istine | |||
proba na kiselost; test kiselosti перен. ključna proba; ključna provera; odlučujuća provera; prava proba | |||
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proba na kiselost | |||
teško iskušenje | |||
English thesaurus | |||
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To test for the truth. (The acid test is a test from basic chemisty. It is used to test whether a solution is acidic by turning litmus paper red or testing precious metals Franka_LV) |