Centrex
Definitions
A service similar to a private branch exchange, but providing switching at the central office instead of at the customer's premises.
Equivalents
العربيةنوع سنترال
CEFR level
B1
Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.
This word is part of the CEFR B1 vocabulary — intermediate level.
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