Meaning of vaikeuskerroin | Babel Free
/ˈʋɑi̯keusˌkerːoi̯n/Määritelmät
coefficient (or factor) of difficulty
CEFR-taso
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.