Meaning of phép toán | Babel Free
/[fɛp̚˧˦ twaːn˧˦]/Định nghĩa
operation
Cấp độ CEFR
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.