Meaning of tia số | Babel Free
/[tiə˧˧ so˧˦]/Định nghĩa
a "number ray", "half" of a number line that only displays natural numbers
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.