Meaning of khải thư | Babel Free
/[xaːj˧˩ tʰɨ˧˧]/Định nghĩa
regular script
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.