Meaning of opcjonalny | Babel Free
/ɔp.t͡sjɔˈnal.nɘ/Definicje
optional (not compulsory)
not-comparable
Odpowiedniki
English
Optional
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.