Meaning of sarjapuhelinjärjestelmä | Babel Free
/ˈsɑrjɑˌpuhelinˌjærjestelmæ/Määritelmät
key telephone system
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.