Meaning of półtrwanie | Babel Free
/puwˈtrfa.ɲɛ/Definicje
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half-life (time required for half the nuclei in a sample of an isotope to undergo radioactive decay) neuter
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half-life (time required for the concentration of a reactant to fall from a chosen value to half that value) neuter
Poziom CEFR
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.