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Meaning of EFIs | Babel Free

Noun CEFR B1

Definitions

Acronym of electronic flight instrument system.

abbreviation, acronym, alt-of

CEFR level

B1

Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.

See also

EFK EFL eflapegrastim EFLG eflorinithine eflornithine