Meaning of pfb | Babel Free
Examples
“Round 3: Pfb, work Row 3 of Chart A1 (A1, A1, A2, A2) twice, pfb.”
CEFR level
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.
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