Meaning of niêm khuẩn | Babel Free
/niəm˧˧ xwə̰n˧˩˧/Định nghĩa
Vi khuẩn nhầy, niêm vi khuẩn.
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.