宇航員 的释义 | Babel Free
y²¹⁴⁻²¹ xɑŋ³⁵ ɥɛn³⁵CEFR 等级
C2
精通
该词属于CEFR C2词汇——精通水平。
该词属于CEFR C2词汇——精通水平。
Know this word better than we do? Language is a living thing — help us keep it growing. Collaborate with Babel Free